6428544400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{518431}}^1$

素因数の和:518480

約数の個数: 60

約数和(自身を含む): 15942820864

約数和(自身を除く): 9514276464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 12400, 518431, 1036862, 2073724, 2592155, 4147448, 5184310, 8294896, 10368620, 12960775, 16071361, 20737240, 25921550, 32142722, 41474480, 51843100, 64285444, 80356805, 103686200, 128570888, 160713610, 207372400, 257141776, 321427220, 401784025, 642854440, 803568050, 1285708880, 1607136100, 3214272200, 6428544400]

約数ペア:

[(1, 6428544400), (2, 3214272200), (4, 1607136100), (5, 1285708880), (8, 803568050), (10, 642854440), (16, 401784025), (20, 321427220), (25, 257141776), (31, 207372400), (40, 160713610), (50, 128570888), (62, 103686200), (80, 80356805), (100, 64285444), (124, 51843100), (155, 41474480), (200, 32142722), (248, 25921550), (310, 20737240), (400, 16071361), (496, 12960775), (620, 10368620), (775, 8294896), (1240, 5184310), (1550, 4147448), (2480, 2592155), (3100, 2073724), (6200, 1036862), (12400, 518431)]