74312875

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 117411840

約数和(自身を除く): 43098965

約数列:

[1, 5, 7, 13, 25, 35, 47, 65, 91, 125, 139, 175, 235, 325, 329, 455, 611, 695, 875, 973, 1175, 1625, 1645, 1807, 2275, 3055, 3475, 4277, 4865, 5875, 6533, 8225, 9035, 11375, 12649, 15275, 17375, 21385, 24325, 32665, 41125, 45175, 45731, 63245, 76375, 84929, 106925, 121625, 163325, 225875, 228655, 316225, 424645, 534625, 594503, 816625, 1143275, 1581125, 2123225, 2972515, 5716375, 10616125, 14862575, 74312875]

約数ペア:

[(1, 74312875), (5, 14862575), (7, 10616125), (13, 5716375), (25, 2972515), (35, 2123225), (47, 1581125), (65, 1143275), (91, 816625), (125, 594503), (139, 534625), (175, 424645), (235, 316225), (325, 228655), (329, 225875), (455, 163325), (611, 121625), (695, 106925), (875, 84929), (973, 76375), (1175, 63245), (1625, 45731), (1645, 45175), (1807, 41125), (2275, 32665), (3055, 24325), (3475, 21385), (4277, 17375), (4865, 15275), (5875, 12649), (6533, 11375), (8225, 9035)]