50782720

素因数分解:

$2^9\times 5^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:345

約数の個数: 80

約数和(自身を含む): 123742080

約数和(自身を除く): 72959360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 239, 256, 320, 332, 415, 478, 512, 640, 664, 830, 956, 1195, 1280, 1328, 1660, 1912, 2390, 2560, 2656, 3320, 3824, 4780, 5312, 6640, 7648, 9560, 10624, 13280, 15296, 19120, 19837, 21248, 26560, 30592, 38240, 39674, 42496, 53120, 61184, 76480, 79348, 99185, 106240, 122368, 152960, 158696, 198370, 212480, 305920, 317392, 396740, 611840, 634784, 793480, 1269568, 1586960, 2539136, 3173920, 5078272, 6347840, 10156544, 12695680, 25391360, 50782720]

約数ペア:

[(1, 50782720), (2, 25391360), (4, 12695680), (5, 10156544), (8, 6347840), (10, 5078272), (16, 3173920), (20, 2539136), (32, 1586960), (40, 1269568), (64, 793480), (80, 634784), (83, 611840), (128, 396740), (160, 317392), (166, 305920), (239, 212480), (256, 198370), (320, 158696), (332, 152960), (415, 122368), (478, 106240), (512, 99185), (640, 79348), (664, 76480), (830, 61184), (956, 53120), (1195, 42496), (1280, 39674), (1328, 38240), (1660, 30592), (1912, 26560), (2390, 21248), (2560, 19837), (2656, 19120), (3320, 15296), (3824, 13280), (4780, 10624), (5312, 9560), (6640, 7648)]