72904250

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 147363840

約数和(自身を除く): 74459590

約数列:

[1, 2, 5, 10, 23, 25, 31, 46, 50, 62, 115, 125, 155, 230, 250, 310, 409, 575, 713, 775, 818, 1150, 1426, 1550, 2045, 2875, 3565, 3875, 4090, 5750, 7130, 7750, 9407, 10225, 12679, 17825, 18814, 20450, 25358, 35650, 47035, 51125, 63395, 89125, 94070, 102250, 126790, 178250, 235175, 291617, 316975, 470350, 583234, 633950, 1175875, 1458085, 1584875, 2351750, 2916170, 3169750, 7290425, 14580850, 36452125, 72904250]

約数ペア:

[(1, 72904250), (2, 36452125), (5, 14580850), (10, 7290425), (23, 3169750), (25, 2916170), (31, 2351750), (46, 1584875), (50, 1458085), (62, 1175875), (115, 633950), (125, 583234), (155, 470350), (230, 316975), (250, 291617), (310, 235175), (409, 178250), (575, 126790), (713, 102250), (775, 94070), (818, 89125), (1150, 63395), (1426, 51125), (1550, 47035), (2045, 35650), (2875, 25358), (3565, 20450), (3875, 18814), (4090, 17825), (5750, 12679), (7130, 10225), (7750, 9407)]