914778880

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17431}}^1$

素因数の和:17493

約数の個数: 72

約数和(自身を含む): 2244753504

約数和(自身を除く): 1329974624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 640, 656, 820, 1280, 1312, 1640, 2624, 3280, 5248, 6560, 10496, 13120, 17431, 26240, 34862, 52480, 69724, 87155, 139448, 174310, 278896, 348620, 557792, 697240, 714671, 1115584, 1394480, 1429342, 2231168, 2788960, 2858684, 3573355, 4462336, 5577920, 5717368, 7146710, 11155840, 11434736, 14293420, 22311680, 22869472, 28586840, 45738944, 57173680, 91477888, 114347360, 182955776, 228694720, 457389440, 914778880]

約数ペア:

[(1, 914778880), (2, 457389440), (4, 228694720), (5, 182955776), (8, 114347360), (10, 91477888), (16, 57173680), (20, 45738944), (32, 28586840), (40, 22869472), (41, 22311680), (64, 14293420), (80, 11434736), (82, 11155840), (128, 7146710), (160, 5717368), (164, 5577920), (205, 4462336), (256, 3573355), (320, 2858684), (328, 2788960), (410, 2231168), (640, 1429342), (656, 1394480), (820, 1115584), (1280, 714671), (1312, 697240), (1640, 557792), (2624, 348620), (3280, 278896), (5248, 174310), (6560, 139448), (10496, 87155), (13120, 69724), (17431, 52480), (26240, 34862)]