72688210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:691

約数の個数: 64

約数和(自身を含む): 157489920

約数和(自身を除く): 84801710

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 61, 70, 122, 145, 203, 290, 305, 406, 427, 587, 610, 854, 1015, 1174, 1769, 2030, 2135, 2935, 3538, 4109, 4270, 5870, 8218, 8845, 12383, 17023, 17690, 20545, 24766, 34046, 35807, 41090, 61915, 71614, 85115, 119161, 123830, 170230, 179035, 238322, 250649, 358070, 501298, 595805, 1038403, 1191610, 1253245, 2076806, 2506490, 5192015, 7268821, 10384030, 14537642, 36344105, 72688210]

約数ペア:

[(1, 72688210), (2, 36344105), (5, 14537642), (7, 10384030), (10, 7268821), (14, 5192015), (29, 2506490), (35, 2076806), (58, 1253245), (61, 1191610), (70, 1038403), (122, 595805), (145, 501298), (203, 358070), (290, 250649), (305, 238322), (406, 179035), (427, 170230), (587, 123830), (610, 119161), (854, 85115), (1015, 71614), (1174, 61915), (1769, 41090), (2030, 35807), (2135, 34046), (2935, 24766), (3538, 20545), (4109, 17690), (4270, 17023), (5870, 12383), (8218, 8845)]