40487850

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{769}}^1$

素因数の和:806

約数の個数: 120

約数和(自身を含む): 121307340

約数和(自身を除く): 80819490

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 39, 45, 50, 54, 65, 75, 78, 81, 90, 117, 130, 135, 150, 162, 195, 225, 234, 270, 325, 351, 390, 405, 450, 585, 650, 675, 702, 769, 810, 975, 1053, 1170, 1350, 1538, 1755, 1950, 2025, 2106, 2307, 2925, 3510, 3845, 4050, 4614, 5265, 5850, 6921, 7690, 8775, 9997, 10530, 11535, 13842, 17550, 19225, 19994, 20763, 23070, 26325, 29991, 34605, 38450, 41526, 49985, 52650, 57675, 59982, 62289, 69210, 89973, 99970, 103815, 115350, 124578, 149955, 173025, 179946, 207630, 249925, 269919, 299910, 311445, 346050, 449865, 499850, 519075, 539838, 622890, 749775, 809757, 899730, 1038150, 1349595, 1499550, 1557225, 1619514, 2249325, 2699190, 3114450, 4048785, 4498650, 6747975, 8097570, 13495950, 20243925, 40487850]

約数ペア:

[(1, 40487850), (2, 20243925), (3, 13495950), (5, 8097570), (6, 6747975), (9, 4498650), (10, 4048785), (13, 3114450), (15, 2699190), (18, 2249325), (25, 1619514), (26, 1557225), (27, 1499550), (30, 1349595), (39, 1038150), (45, 899730), (50, 809757), (54, 749775), (65, 622890), (75, 539838), (78, 519075), (81, 499850), (90, 449865), (117, 346050), (130, 311445), (135, 299910), (150, 269919), (162, 249925), (195, 207630), (225, 179946), (234, 173025), (270, 149955), (325, 124578), (351, 115350), (390, 103815), (405, 99970), (450, 89973), (585, 69210), (650, 62289), (675, 59982), (702, 57675), (769, 52650), (810, 49985), (975, 41526), (1053, 38450), (1170, 34605), (1350, 29991), (1538, 26325), (1755, 23070), (1950, 20763), (2025, 19994), (2106, 19225), (2307, 17550), (2925, 13842), (3510, 11535), (3845, 10530), (4050, 9997), (4614, 8775), (5265, 7690), (5850, 6921)]