40085864

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:163

約数の個数: 128

約数和(自身を含む): 101606400

約数和(自身を除く): 61520536

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 41, 52, 56, 68, 79, 82, 91, 104, 119, 136, 158, 164, 182, 221, 238, 287, 316, 328, 364, 442, 476, 533, 553, 574, 632, 697, 728, 884, 952, 1027, 1066, 1106, 1148, 1343, 1394, 1547, 1768, 2054, 2132, 2212, 2296, 2686, 2788, 3094, 3239, 3731, 4108, 4264, 4424, 4879, 5372, 5576, 6188, 6478, 7189, 7462, 8216, 9061, 9401, 9758, 10744, 12376, 12956, 14378, 14924, 17459, 18122, 18802, 19516, 22673, 25912, 28756, 29848, 34918, 36244, 37604, 39032, 42107, 45346, 55063, 57512, 63427, 69836, 72488, 75208, 84214, 90692, 110126, 122213, 126854, 139672, 168428, 181384, 220252, 244426, 253708, 294749, 336856, 385441, 440504, 488852, 507416, 589498, 715819, 770882, 977704, 1178996, 1431638, 1541764, 2357992, 2863276, 3083528, 5010733, 5726552, 10021466, 20042932, 40085864]

約数ペア:

[(1, 40085864), (2, 20042932), (4, 10021466), (7, 5726552), (8, 5010733), (13, 3083528), (14, 2863276), (17, 2357992), (26, 1541764), (28, 1431638), (34, 1178996), (41, 977704), (52, 770882), (56, 715819), (68, 589498), (79, 507416), (82, 488852), (91, 440504), (104, 385441), (119, 336856), (136, 294749), (158, 253708), (164, 244426), (182, 220252), (221, 181384), (238, 168428), (287, 139672), (316, 126854), (328, 122213), (364, 110126), (442, 90692), (476, 84214), (533, 75208), (553, 72488), (574, 69836), (632, 63427), (697, 57512), (728, 55063), (884, 45346), (952, 42107), (1027, 39032), (1066, 37604), (1106, 36244), (1148, 34918), (1343, 29848), (1394, 28756), (1547, 25912), (1768, 22673), (2054, 19516), (2132, 18802), (2212, 18122), (2296, 17459), (2686, 14924), (2788, 14378), (3094, 12956), (3239, 12376), (3731, 10744), (4108, 9758), (4264, 9401), (4424, 9061), (4879, 8216), (5372, 7462), (5576, 7189), (6188, 6478)]