15668464880

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{78311}}^1$

素因数の和:78426

約数の個数: 80

約数和(自身を含む): 37929947328

約数和(自身を除く): 22261482448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 61, 80, 82, 122, 164, 205, 244, 305, 328, 410, 488, 610, 656, 820, 976, 1220, 1640, 2440, 2501, 3280, 4880, 5002, 10004, 12505, 20008, 25010, 40016, 50020, 78311, 100040, 156622, 200080, 313244, 391555, 626488, 783110, 1252976, 1566220, 3132440, 3210751, 4776971, 6264880, 6421502, 9553942, 12843004, 16053755, 19107884, 23884855, 25686008, 32107510, 38215768, 47769710, 51372016, 64215020, 76431536, 95539420, 128430040, 191078840, 195855811, 256860080, 382157680, 391711622, 783423244, 979279055, 1566846488, 1958558110, 3133692976, 3917116220, 7834232440, 15668464880]

約数ペア:

[(1, 15668464880), (2, 7834232440), (4, 3917116220), (5, 3133692976), (8, 1958558110), (10, 1566846488), (16, 979279055), (20, 783423244), (40, 391711622), (41, 382157680), (61, 256860080), (80, 195855811), (82, 191078840), (122, 128430040), (164, 95539420), (205, 76431536), (244, 64215020), (305, 51372016), (328, 47769710), (410, 38215768), (488, 32107510), (610, 25686008), (656, 23884855), (820, 19107884), (976, 16053755), (1220, 12843004), (1640, 9553942), (2440, 6421502), (2501, 6264880), (3280, 4776971), (4880, 3210751), (5002, 3132440), (10004, 1566220), (12505, 1252976), (20008, 783110), (25010, 626488), (40016, 391555), (50020, 313244), (78311, 200080), (100040, 156622)]