90561040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3917}}^1$

素因数の和:3964

約数の個数: 60

約数和(自身を含む): 223725636

約数和(自身を除く): 133164596

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 680, 1156, 1360, 1445, 2312, 2890, 3917, 4624, 5780, 7834, 11560, 15668, 19585, 23120, 31336, 39170, 62672, 66589, 78340, 133178, 156680, 266356, 313360, 332945, 532712, 665890, 1065424, 1132013, 1331780, 2264026, 2663560, 4528052, 5327120, 5660065, 9056104, 11320130, 18112208, 22640260, 45280520, 90561040]

約数ペア:

[(1, 90561040), (2, 45280520), (4, 22640260), (5, 18112208), (8, 11320130), (10, 9056104), (16, 5660065), (17, 5327120), (20, 4528052), (34, 2663560), (40, 2264026), (68, 1331780), (80, 1132013), (85, 1065424), (136, 665890), (170, 532712), (272, 332945), (289, 313360), (340, 266356), (578, 156680), (680, 133178), (1156, 78340), (1360, 66589), (1445, 62672), (2312, 39170), (2890, 31336), (3917, 23120), (4624, 19585), (5780, 15668), (7834, 11560)]