49895560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 135811620

約数和(自身を除く): 85916060

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 61, 65, 88, 104, 110, 121, 122, 130, 143, 169, 220, 242, 244, 260, 286, 305, 338, 440, 484, 488, 520, 572, 605, 610, 671, 676, 715, 793, 845, 968, 1144, 1210, 1220, 1342, 1352, 1430, 1573, 1586, 1690, 1859, 2420, 2440, 2684, 2860, 3146, 3172, 3355, 3380, 3718, 3965, 4840, 5368, 5720, 6292, 6344, 6710, 6760, 7381, 7436, 7865, 7930, 8723, 9295, 10309, 12584, 13420, 14762, 14872, 15730, 15860, 17446, 18590, 20449, 20618, 26840, 29524, 31460, 31720, 34892, 36905, 37180, 40898, 41236, 43615, 51545, 59048, 62920, 69784, 73810, 74360, 81796, 82472, 87230, 95953, 102245, 103090, 113399, 147620, 163592, 174460, 191906, 204490, 206180, 226798, 295240, 348920, 383812, 408980, 412360, 453596, 479765, 566995, 767624, 817960, 907192, 959530, 1133990, 1247389, 1919060, 2267980, 2494778, 3838120, 4535960, 4989556, 6236945, 9979112, 12473890, 24947780, 49895560]

約数ペア:

[(1, 49895560), (2, 24947780), (4, 12473890), (5, 9979112), (8, 6236945), (10, 4989556), (11, 4535960), (13, 3838120), (20, 2494778), (22, 2267980), (26, 1919060), (40, 1247389), (44, 1133990), (52, 959530), (55, 907192), (61, 817960), (65, 767624), (88, 566995), (104, 479765), (110, 453596), (121, 412360), (122, 408980), (130, 383812), (143, 348920), (169, 295240), (220, 226798), (242, 206180), (244, 204490), (260, 191906), (286, 174460), (305, 163592), (338, 147620), (440, 113399), (484, 103090), (488, 102245), (520, 95953), (572, 87230), (605, 82472), (610, 81796), (671, 74360), (676, 73810), (715, 69784), (793, 62920), (845, 59048), (968, 51545), (1144, 43615), (1210, 41236), (1220, 40898), (1342, 37180), (1352, 36905), (1430, 34892), (1573, 31720), (1586, 31460), (1690, 29524), (1859, 26840), (2420, 20618), (2440, 20449), (2684, 18590), (2860, 17446), (3146, 15860), (3172, 15730), (3355, 14872), (3380, 14762), (3718, 13420), (3965, 12584), (4840, 10309), (5368, 9295), (5720, 8723), (6292, 7930), (6344, 7865), (6710, 7436), (6760, 7381)]