405799875

素因数分解:

$3^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{3083}}^1$

素因数の和:3123

約数の個数: 80

約数和(自身を含む): 814990176

約数和(自身を除く): 409190301

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 125, 135, 195, 225, 325, 351, 375, 405, 585, 675, 975, 1053, 1125, 1625, 1755, 2025, 2925, 3083, 3375, 4875, 5265, 8775, 9249, 10125, 14625, 15415, 26325, 27747, 40079, 43875, 46245, 77075, 83241, 120237, 131625, 138735, 200395, 231225, 249723, 360711, 385375, 416205, 601185, 693675, 1001975, 1082133, 1156125, 1248615, 1803555, 2081025, 3005925, 3246399, 3468375, 5009875, 5410665, 6243075, 9017775, 10405125, 15029625, 16231995, 27053325, 31215375, 45088875, 81159975, 135266625, 405799875]

約数ペア:

[(1, 405799875), (3, 135266625), (5, 81159975), (9, 45088875), (13, 31215375), (15, 27053325), (25, 16231995), (27, 15029625), (39, 10405125), (45, 9017775), (65, 6243075), (75, 5410665), (81, 5009875), (117, 3468375), (125, 3246399), (135, 3005925), (195, 2081025), (225, 1803555), (325, 1248615), (351, 1156125), (375, 1082133), (405, 1001975), (585, 693675), (675, 601185), (975, 416205), (1053, 385375), (1125, 360711), (1625, 249723), (1755, 231225), (2025, 200395), (2925, 138735), (3083, 131625), (3375, 120237), (4875, 83241), (5265, 77075), (8775, 46245), (9249, 43875), (10125, 40079), (14625, 27747), (15415, 26325)]