71347612900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{34819}}^1$

素因数の和:35525

約数の個数: 72

約数和(自身を含む): 160065032960

約数和(自身を除く): 88717420060

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 661, 775, 1322, 1550, 2644, 3100, 3305, 6610, 13220, 16525, 20491, 33050, 34819, 40982, 66100, 69638, 81964, 102455, 139276, 174095, 204910, 348190, 409820, 512275, 696380, 870475, 1024550, 1079389, 1740950, 2049100, 2158778, 3481900, 4317556, 5396945, 10793890, 21587780, 23015359, 26984725, 46030718, 53969450, 92061436, 107938900, 115076795, 230153590, 460307180, 575383975, 713476129, 1150767950, 1426952258, 2301535900, 2853904516, 3567380645, 7134761290, 14269522580, 17836903225, 35673806450, 71347612900]

約数ペア:

[(1, 71347612900), (2, 35673806450), (4, 17836903225), (5, 14269522580), (10, 7134761290), (20, 3567380645), (25, 2853904516), (31, 2301535900), (50, 1426952258), (62, 1150767950), (100, 713476129), (124, 575383975), (155, 460307180), (310, 230153590), (620, 115076795), (661, 107938900), (775, 92061436), (1322, 53969450), (1550, 46030718), (2644, 26984725), (3100, 23015359), (3305, 21587780), (6610, 10793890), (13220, 5396945), (16525, 4317556), (20491, 3481900), (33050, 2158778), (34819, 2049100), (40982, 1740950), (66100, 1079389), (69638, 1024550), (81964, 870475), (102455, 696380), (139276, 512275), (174095, 409820), (204910, 348190)]