90053080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:269

約数の個数: 128

約数和(自身を含む): 236234880

約数和(自身を除く): 146181800

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 61, 65, 68, 85, 104, 122, 130, 136, 167, 170, 221, 244, 260, 305, 334, 340, 442, 488, 520, 610, 668, 680, 793, 835, 884, 1037, 1105, 1220, 1336, 1586, 1670, 1768, 2074, 2171, 2210, 2440, 2839, 3172, 3340, 3965, 4148, 4342, 4420, 5185, 5678, 6344, 6680, 7930, 8296, 8684, 8840, 10187, 10370, 10855, 11356, 13481, 14195, 15860, 17368, 20374, 20740, 21710, 22712, 26962, 28390, 31720, 36907, 40748, 41480, 43420, 50935, 53924, 56780, 67405, 73814, 81496, 86840, 101870, 107848, 113560, 132431, 134810, 147628, 173179, 184535, 203740, 264862, 269620, 295256, 346358, 369070, 407480, 529724, 539240, 662155, 692716, 738140, 865895, 1059448, 1324310, 1385432, 1476280, 1731790, 2251327, 2648620, 3463580, 4502654, 5297240, 6927160, 9005308, 11256635, 18010616, 22513270, 45026540, 90053080]

約数ペア:

[(1, 90053080), (2, 45026540), (4, 22513270), (5, 18010616), (8, 11256635), (10, 9005308), (13, 6927160), (17, 5297240), (20, 4502654), (26, 3463580), (34, 2648620), (40, 2251327), (52, 1731790), (61, 1476280), (65, 1385432), (68, 1324310), (85, 1059448), (104, 865895), (122, 738140), (130, 692716), (136, 662155), (167, 539240), (170, 529724), (221, 407480), (244, 369070), (260, 346358), (305, 295256), (334, 269620), (340, 264862), (442, 203740), (488, 184535), (520, 173179), (610, 147628), (668, 134810), (680, 132431), (793, 113560), (835, 107848), (884, 101870), (1037, 86840), (1105, 81496), (1220, 73814), (1336, 67405), (1586, 56780), (1670, 53924), (1768, 50935), (2074, 43420), (2171, 41480), (2210, 40748), (2440, 36907), (2839, 31720), (3172, 28390), (3340, 26962), (3965, 22712), (4148, 21710), (4342, 20740), (4420, 20374), (5185, 17368), (5678, 15860), (6344, 14195), (6680, 13481), (7930, 11356), (8296, 10855), (8684, 10370), (8840, 10187)]