133968640

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 353350368

約数和(自身を除く): 219381728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 83, 97, 104, 128, 130, 160, 166, 194, 208, 256, 260, 320, 332, 388, 415, 416, 485, 520, 640, 664, 776, 830, 832, 970, 1040, 1079, 1261, 1280, 1328, 1552, 1660, 1664, 1940, 2080, 2158, 2522, 2656, 3104, 3320, 3328, 3880, 4160, 4316, 5044, 5312, 5395, 6208, 6305, 6640, 7760, 8051, 8320, 8632, 10088, 10624, 10790, 12416, 12610, 13280, 15520, 16102, 16640, 17264, 20176, 21248, 21580, 24832, 25220, 26560, 31040, 32204, 34528, 40255, 40352, 43160, 50440, 53120, 62080, 64408, 69056, 80510, 80704, 86320, 100880, 104663, 106240, 124160, 128816, 138112, 161020, 161408, 172640, 201760, 209326, 257632, 276224, 322040, 322816, 345280, 403520, 418652, 515264, 523315, 644080, 690560, 807040, 837304, 1030528, 1046630, 1288160, 1381120, 1614080, 1674608, 2061056, 2093260, 2576320, 3349216, 4186520, 5152640, 6698432, 8373040, 10305280, 13396864, 16746080, 26793728, 33492160, 66984320, 133968640]

約数ペア:

[(1, 133968640), (2, 66984320), (4, 33492160), (5, 26793728), (8, 16746080), (10, 13396864), (13, 10305280), (16, 8373040), (20, 6698432), (26, 5152640), (32, 4186520), (40, 3349216), (52, 2576320), (64, 2093260), (65, 2061056), (80, 1674608), (83, 1614080), (97, 1381120), (104, 1288160), (128, 1046630), (130, 1030528), (160, 837304), (166, 807040), (194, 690560), (208, 644080), (256, 523315), (260, 515264), (320, 418652), (332, 403520), (388, 345280), (415, 322816), (416, 322040), (485, 276224), (520, 257632), (640, 209326), (664, 201760), (776, 172640), (830, 161408), (832, 161020), (970, 138112), (1040, 128816), (1079, 124160), (1261, 106240), (1280, 104663), (1328, 100880), (1552, 86320), (1660, 80704), (1664, 80510), (1940, 69056), (2080, 64408), (2158, 62080), (2522, 53120), (2656, 50440), (3104, 43160), (3320, 40352), (3328, 40255), (3880, 34528), (4160, 32204), (4316, 31040), (5044, 26560), (5312, 25220), (5395, 24832), (6208, 21580), (6305, 21248), (6640, 20176), (7760, 17264), (8051, 16640), (8320, 16102), (8632, 15520), (10088, 13280), (10624, 12610), (10790, 12416)]