88907960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{7691}}^1$

素因数の和:7736

約数の個数: 48

約数和(自身を含む): 212529960

約数和(自身を除く): 123622000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 5780, 7691, 11560, 15382, 30764, 38455, 61528, 76910, 130747, 153820, 261494, 307640, 522988, 653735, 1045976, 1307470, 2222699, 2614940, 4445398, 5229880, 8890796, 11113495, 17781592, 22226990, 44453980, 88907960]

約数ペア:

[(1, 88907960), (2, 44453980), (4, 22226990), (5, 17781592), (8, 11113495), (10, 8890796), (17, 5229880), (20, 4445398), (34, 2614940), (40, 2222699), (68, 1307470), (85, 1045976), (136, 653735), (170, 522988), (289, 307640), (340, 261494), (578, 153820), (680, 130747), (1156, 76910), (1445, 61528), (2312, 38455), (2890, 30764), (5780, 15382), (7691, 11560)]