90127940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 227404800

約数和(自身を除く): 137276860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 79, 116, 140, 145, 158, 203, 281, 290, 316, 395, 406, 553, 562, 580, 790, 812, 1015, 1106, 1124, 1405, 1580, 1967, 2030, 2212, 2291, 2765, 2810, 3934, 4060, 4582, 5530, 5620, 7868, 8149, 9164, 9835, 11060, 11455, 16037, 16298, 19670, 22199, 22910, 32074, 32596, 39340, 40745, 44398, 45820, 57043, 64148, 80185, 81490, 88796, 110995, 114086, 155393, 160370, 162980, 221990, 228172, 285215, 310786, 320740, 443980, 570430, 621572, 643771, 776965, 1140860, 1287542, 1553930, 2575084, 3107860, 3218855, 4506397, 6437710, 9012794, 12875420, 18025588, 22531985, 45063970, 90127940]

約数ペア:

[(1, 90127940), (2, 45063970), (4, 22531985), (5, 18025588), (7, 12875420), (10, 9012794), (14, 6437710), (20, 4506397), (28, 3218855), (29, 3107860), (35, 2575084), (58, 1553930), (70, 1287542), (79, 1140860), (116, 776965), (140, 643771), (145, 621572), (158, 570430), (203, 443980), (281, 320740), (290, 310786), (316, 285215), (395, 228172), (406, 221990), (553, 162980), (562, 160370), (580, 155393), (790, 114086), (812, 110995), (1015, 88796), (1106, 81490), (1124, 80185), (1405, 64148), (1580, 57043), (1967, 45820), (2030, 44398), (2212, 40745), (2291, 39340), (2765, 32596), (2810, 32074), (3934, 22910), (4060, 22199), (4582, 19670), (5530, 16298), (5620, 16037), (7868, 11455), (8149, 11060), (9164, 9835)]