48990760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:387

約数の個数: 128

約数和(自身を含む): 139265280

約数和(自身を除く): 90274520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 43, 52, 56, 65, 70, 86, 91, 104, 130, 140, 172, 182, 215, 260, 280, 301, 313, 344, 364, 430, 455, 520, 559, 602, 626, 728, 860, 910, 1118, 1204, 1252, 1505, 1565, 1720, 1820, 2191, 2236, 2408, 2504, 2795, 3010, 3130, 3640, 3913, 4069, 4382, 4472, 5590, 6020, 6260, 7826, 8138, 8764, 10955, 11180, 12040, 12520, 13459, 15652, 16276, 17528, 19565, 20345, 21910, 22360, 26918, 28483, 31304, 32552, 39130, 40690, 43820, 53836, 56966, 67295, 78260, 81380, 87640, 94213, 107672, 113932, 134590, 142415, 156520, 162760, 174967, 188426, 227864, 269180, 284830, 349934, 376852, 471065, 538360, 569660, 699868, 753704, 874835, 942130, 1139320, 1224769, 1399736, 1749670, 1884260, 2449538, 3499340, 3768520, 4899076, 6123845, 6998680, 9798152, 12247690, 24495380, 48990760]

約数ペア:

[(1, 48990760), (2, 24495380), (4, 12247690), (5, 9798152), (7, 6998680), (8, 6123845), (10, 4899076), (13, 3768520), (14, 3499340), (20, 2449538), (26, 1884260), (28, 1749670), (35, 1399736), (40, 1224769), (43, 1139320), (52, 942130), (56, 874835), (65, 753704), (70, 699868), (86, 569660), (91, 538360), (104, 471065), (130, 376852), (140, 349934), (172, 284830), (182, 269180), (215, 227864), (260, 188426), (280, 174967), (301, 162760), (313, 156520), (344, 142415), (364, 134590), (430, 113932), (455, 107672), (520, 94213), (559, 87640), (602, 81380), (626, 78260), (728, 67295), (860, 56966), (910, 53836), (1118, 43820), (1204, 40690), (1252, 39130), (1505, 32552), (1565, 31304), (1720, 28483), (1820, 26918), (2191, 22360), (2236, 21910), (2408, 20345), (2504, 19565), (2795, 17528), (3010, 16276), (3130, 15652), (3640, 13459), (3913, 12520), (4069, 12040), (4382, 11180), (4472, 10955), (5590, 8764), (6020, 8138), (6260, 7826)]