8300222720

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{209179}}^1$

素因数の和:209231

約数の個数: 72

約数和(自身を含む): 20523068160

約数和(自身を除く): 12222845440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 19840, 39680, 209179, 418358, 836716, 1045895, 1673432, 2091790, 3346864, 4183580, 6484549, 6693728, 8367160, 12969098, 13387456, 16734320, 25938196, 26774912, 32422745, 33468640, 51876392, 53549824, 64845490, 66937280, 103752784, 129690980, 133874560, 207505568, 259381960, 267749120, 415011136, 518763920, 830022272, 1037527840, 1660044544, 2075055680, 4150111360, 8300222720]

約数ペア:

[(1, 8300222720), (2, 4150111360), (4, 2075055680), (5, 1660044544), (8, 1037527840), (10, 830022272), (16, 518763920), (20, 415011136), (31, 267749120), (32, 259381960), (40, 207505568), (62, 133874560), (64, 129690980), (80, 103752784), (124, 66937280), (128, 64845490), (155, 53549824), (160, 51876392), (248, 33468640), (256, 32422745), (310, 26774912), (320, 25938196), (496, 16734320), (620, 13387456), (640, 12969098), (992, 8367160), (1240, 6693728), (1280, 6484549), (1984, 4183580), (2480, 3346864), (3968, 2091790), (4960, 1673432), (7936, 1045895), (9920, 836716), (19840, 418358), (39680, 209179)]