87958390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{3911}}^1$

素因数の和:4104

約数の個数: 32

約数和(自身を含む): 171533376

約数和(自身を除く): 83574986

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 865, 1730, 2249, 3911, 4498, 7822, 11245, 19555, 22490, 39110, 50843, 101686, 254215, 508430, 676603, 1353206, 3383015, 6766030, 8795839, 17591678, 43979195, 87958390]

約数ペア:

[(1, 87958390), (2, 43979195), (5, 17591678), (10, 8795839), (13, 6766030), (26, 3383015), (65, 1353206), (130, 676603), (173, 508430), (346, 254215), (865, 101686), (1730, 50843), (2249, 39110), (3911, 22490), (4498, 19555), (7822, 11245)]