90959960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{24989}}^1$

素因数の和:25020

約数の個数: 64

約数和(自身を含む): 251899200

約数和(自身を除く): 160939240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 24989, 49978, 99956, 124945, 174923, 199912, 249890, 324857, 349846, 499780, 649714, 699692, 874615, 999560, 1299428, 1399384, 1624285, 1749230, 2273999, 2598856, 3248570, 3498460, 4547998, 6497140, 6996920, 9095996, 11369995, 12994280, 18191992, 22739990, 45479980, 90959960]

約数ペア:

[(1, 90959960), (2, 45479980), (4, 22739990), (5, 18191992), (7, 12994280), (8, 11369995), (10, 9095996), (13, 6996920), (14, 6497140), (20, 4547998), (26, 3498460), (28, 3248570), (35, 2598856), (40, 2273999), (52, 1749230), (56, 1624285), (65, 1399384), (70, 1299428), (91, 999560), (104, 874615), (130, 699692), (140, 649714), (182, 499780), (260, 349846), (280, 324857), (364, 249890), (455, 199912), (520, 174923), (728, 124945), (910, 99956), (1820, 49978), (3640, 24989)]