31229325568

素因数分解:

$2^8\times 7^1\times {\mathrm{1609}}^1\times {\mathrm{10831}}^1$

素因数の和:12463

約数の個数: 72

約数和(自身を含む): 71292757760

約数和(自身を除く): 40063432192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1609, 1792, 3218, 6436, 10831, 11263, 12872, 21662, 22526, 25744, 43324, 45052, 51488, 75817, 86648, 90104, 102976, 151634, 173296, 180208, 205952, 303268, 346592, 360416, 411904, 606536, 693184, 720832, 1213072, 1386368, 1441664, 2426144, 2772736, 2883328, 4852288, 9704576, 17427079, 19409152, 34854158, 69708316, 121989553, 139416632, 243979106, 278833264, 487958212, 557666528, 975916424, 1115333056, 1951832848, 2230666112, 3903665696, 4461332224, 7807331392, 15614662784, 31229325568]

約数ペア:

[(1, 31229325568), (2, 15614662784), (4, 7807331392), (7, 4461332224), (8, 3903665696), (14, 2230666112), (16, 1951832848), (28, 1115333056), (32, 975916424), (56, 557666528), (64, 487958212), (112, 278833264), (128, 243979106), (224, 139416632), (256, 121989553), (448, 69708316), (896, 34854158), (1609, 19409152), (1792, 17427079), (3218, 9704576), (6436, 4852288), (10831, 2883328), (11263, 2772736), (12872, 2426144), (21662, 1441664), (22526, 1386368), (25744, 1213072), (43324, 720832), (45052, 693184), (51488, 606536), (75817, 411904), (86648, 360416), (90104, 346592), (102976, 303268), (151634, 205952), (173296, 180208)]