25897655812

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{331}}^1$

素因数の和:622

約数の個数: 144

約数和(自身を含む): 55615365120

約数和(自身を除く): 29717709308

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 79, 98, 124, 158, 163, 196, 217, 316, 326, 331, 434, 553, 652, 662, 868, 1106, 1141, 1324, 1519, 2212, 2282, 2317, 2449, 3038, 3871, 4564, 4634, 4898, 5053, 6076, 7742, 7987, 9268, 9796, 10106, 10261, 12877, 15484, 15974, 16219, 17143, 20212, 20522, 25754, 26149, 31948, 32438, 34286, 35371, 41044, 51508, 52298, 53953, 64876, 68572, 70742, 71827, 90139, 104596, 107906, 120001, 141484, 143654, 180278, 183043, 215812, 240002, 247597, 287308, 360556, 366086, 377671, 399187, 480004, 495194, 502789, 630973, 732172, 755342, 798374, 810619, 990388, 1005578, 1261946, 1281301, 1510684, 1596748, 1621238, 1672543, 2011156, 2523892, 2562602, 2643697, 2794309, 3242476, 3345086, 4262287, 5125204, 5287394, 5588618, 5674333, 6690172, 8524574, 10574788, 11177236, 11348666, 11707801, 17049148, 19560163, 22697332, 23415602, 29836009, 39120326, 39720331, 46831204, 59672018, 78240652, 79440662, 81954607, 119344036, 132130897, 158881324, 163909214, 208852063, 264261794, 327818428, 417704126, 528523588, 835408252, 924916279, 1849832558, 3699665116, 6474413953, 12948827906, 25897655812]

約数ペア:

[(1, 25897655812), (2, 12948827906), (4, 6474413953), (7, 3699665116), (14, 1849832558), (28, 924916279), (31, 835408252), (49, 528523588), (62, 417704126), (79, 327818428), (98, 264261794), (124, 208852063), (158, 163909214), (163, 158881324), (196, 132130897), (217, 119344036), (316, 81954607), (326, 79440662), (331, 78240652), (434, 59672018), (553, 46831204), (652, 39720331), (662, 39120326), (868, 29836009), (1106, 23415602), (1141, 22697332), (1324, 19560163), (1519, 17049148), (2212, 11707801), (2282, 11348666), (2317, 11177236), (2449, 10574788), (3038, 8524574), (3871, 6690172), (4564, 5674333), (4634, 5588618), (4898, 5287394), (5053, 5125204), (6076, 4262287), (7742, 3345086), (7987, 3242476), (9268, 2794309), (9796, 2643697), (10106, 2562602), (10261, 2523892), (12877, 2011156), (15484, 1672543), (15974, 1621238), (16219, 1596748), (17143, 1510684), (20212, 1281301), (20522, 1261946), (25754, 1005578), (26149, 990388), (31948, 810619), (32438, 798374), (34286, 755342), (35371, 732172), (41044, 630973), (51508, 502789), (52298, 495194), (53953, 480004), (64876, 399187), (68572, 377671), (70742, 366086), (71827, 360556), (90139, 287308), (104596, 247597), (107906, 240002), (120001, 215812), (141484, 183043), (143654, 180278)]