71618835

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 126074880

約数和(自身を除く): 54456045

約数列:

[1, 3, 5, 15, 29, 31, 47, 87, 93, 113, 141, 145, 155, 235, 339, 435, 465, 565, 705, 899, 1363, 1457, 1695, 2697, 3277, 3503, 4089, 4371, 4495, 5311, 6815, 7285, 9831, 10509, 13485, 15933, 16385, 17515, 20445, 21855, 26555, 42253, 49155, 52545, 79665, 101587, 126759, 154019, 164641, 211265, 304761, 462057, 493923, 507935, 633795, 770095, 823205, 1523805, 2310285, 2469615, 4774589, 14323767, 23872945, 71618835]

約数ペア:

[(1, 71618835), (3, 23872945), (5, 14323767), (15, 4774589), (29, 2469615), (31, 2310285), (47, 1523805), (87, 823205), (93, 770095), (113, 633795), (141, 507935), (145, 493923), (155, 462057), (235, 304761), (339, 211265), (435, 164641), (465, 154019), (565, 126759), (705, 101587), (899, 79665), (1363, 52545), (1457, 49155), (1695, 42253), (2697, 26555), (3277, 21855), (3503, 20445), (4089, 17515), (4371, 16385), (4495, 15933), (5311, 13485), (6815, 10509), (7285, 9831)]