81296570

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{9043}}^1$

素因数の和:9110

約数の個数: 32

約数和(自身を含む): 156280320

約数和(自身を除く): 74983750

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 290, 310, 899, 1798, 4495, 8990, 9043, 18086, 45215, 90430, 262247, 280333, 524494, 560666, 1311235, 1401665, 2622470, 2803330, 8129657, 16259314, 40648285, 81296570]

約数ペア:

[(1, 81296570), (2, 40648285), (5, 16259314), (10, 8129657), (29, 2803330), (31, 2622470), (58, 1401665), (62, 1311235), (145, 560666), (155, 524494), (290, 280333), (310, 262247), (899, 90430), (1798, 45215), (4495, 18086), (8990, 9043)]