49281320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3613}}^1$

素因数の和:3666

約数の個数: 64

約数和(自身を含む): 124899840

約数和(自身を除く): 75618520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 3613, 6820, 7226, 13640, 14452, 18065, 28904, 36130, 39743, 72260, 79486, 112003, 144520, 158972, 198715, 224006, 317944, 397430, 448012, 560015, 794860, 896024, 1120030, 1232033, 1589720, 2240060, 2464066, 4480120, 4928132, 6160165, 9856264, 12320330, 24640660, 49281320]

約数ペア:

[(1, 49281320), (2, 24640660), (4, 12320330), (5, 9856264), (8, 6160165), (10, 4928132), (11, 4480120), (20, 2464066), (22, 2240060), (31, 1589720), (40, 1232033), (44, 1120030), (55, 896024), (62, 794860), (88, 560015), (110, 448012), (124, 397430), (155, 317944), (220, 224006), (248, 198715), (310, 158972), (341, 144520), (440, 112003), (620, 79486), (682, 72260), (1240, 39743), (1364, 36130), (1705, 28904), (2728, 18065), (3410, 14452), (3613, 13640), (6820, 7226)]