77931750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{7993}}^1$

素因数の和:8026

約数の個数: 64

約数和(自身を含む): 209506752

約数和(自身を除く): 131575002

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1625, 1950, 3250, 4875, 7993, 9750, 15986, 23979, 39965, 47958, 79930, 103909, 119895, 199825, 207818, 239790, 311727, 399650, 519545, 599475, 623454, 999125, 1039090, 1198950, 1558635, 1998250, 2597725, 2997375, 3117270, 5195450, 5994750, 7793175, 12988625, 15586350, 25977250, 38965875, 77931750]

約数ペア:

[(1, 77931750), (2, 38965875), (3, 25977250), (5, 15586350), (6, 12988625), (10, 7793175), (13, 5994750), (15, 5195450), (25, 3117270), (26, 2997375), (30, 2597725), (39, 1998250), (50, 1558635), (65, 1198950), (75, 1039090), (78, 999125), (125, 623454), (130, 599475), (150, 519545), (195, 399650), (250, 311727), (325, 239790), (375, 207818), (390, 199825), (650, 119895), (750, 103909), (975, 79930), (1625, 47958), (1950, 39965), (3250, 23979), (4875, 15986), (7993, 9750)]