64219012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{311}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 139793472

約数和(自身を除く): 75574460

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 311, 361, 418, 494, 572, 622, 722, 836, 988, 1244, 1444, 2717, 3421, 3971, 4043, 4693, 5434, 5909, 6842, 7942, 8086, 9386, 10868, 11818, 13684, 15884, 16172, 18772, 23636, 44473, 51623, 64999, 76817, 88946, 103246, 112271, 129998, 153634, 177892, 206492, 224542, 259996, 307268, 449084, 844987, 1234981, 1459523, 1689974, 2469962, 2919046, 3379948, 4939924, 5838092, 16054753, 32109506, 64219012]

約数ペア:

[(1, 64219012), (2, 32109506), (4, 16054753), (11, 5838092), (13, 4939924), (19, 3379948), (22, 2919046), (26, 2469962), (38, 1689974), (44, 1459523), (52, 1234981), (76, 844987), (143, 449084), (209, 307268), (247, 259996), (286, 224542), (311, 206492), (361, 177892), (418, 153634), (494, 129998), (572, 112271), (622, 103246), (722, 88946), (836, 76817), (988, 64999), (1244, 51623), (1444, 44473), (2717, 23636), (3421, 18772), (3971, 16172), (4043, 15884), (4693, 13684), (5434, 11818), (5909, 10868), (6842, 9386), (7942, 8086)]