250031120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2459}}^1$

素因数の和:2544

約数の個数: 80

約数和(自身を含む): 614960640

約数和(自身を除く): 364929520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 1240, 1271, 1640, 2459, 2480, 2542, 3280, 4918, 5084, 6355, 9836, 10168, 12295, 12710, 19672, 20336, 24590, 25420, 39344, 49180, 50840, 76229, 98360, 100819, 101680, 152458, 196720, 201638, 304916, 381145, 403276, 504095, 609832, 762290, 806552, 1008190, 1219664, 1524580, 1613104, 2016380, 3049160, 3125389, 4032760, 6098320, 6250778, 8065520, 12501556, 15626945, 25003112, 31253890, 50006224, 62507780, 125015560, 250031120]

約数ペア:

[(1, 250031120), (2, 125015560), (4, 62507780), (5, 50006224), (8, 31253890), (10, 25003112), (16, 15626945), (20, 12501556), (31, 8065520), (40, 6250778), (41, 6098320), (62, 4032760), (80, 3125389), (82, 3049160), (124, 2016380), (155, 1613104), (164, 1524580), (205, 1219664), (248, 1008190), (310, 806552), (328, 762290), (410, 609832), (496, 504095), (620, 403276), (656, 381145), (820, 304916), (1240, 201638), (1271, 196720), (1640, 152458), (2459, 101680), (2480, 100819), (2542, 98360), (3280, 76229), (4918, 50840), (5084, 49180), (6355, 39344), (9836, 25420), (10168, 24590), (12295, 20336), (12710, 19672)]