78995475

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 154365120

約数和(自身を除く): 75369645

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 113, 117, 195, 225, 239, 325, 339, 565, 585, 717, 975, 1017, 1195, 1469, 1695, 2151, 2825, 2925, 3107, 3585, 4407, 5085, 5975, 7345, 8475, 9321, 10755, 13221, 15535, 17925, 22035, 25425, 27007, 27963, 36725, 46605, 53775, 66105, 77675, 81021, 110175, 135035, 139815, 233025, 243063, 330525, 351091, 405105, 675175, 699075, 1053273, 1215315, 1755455, 2025525, 3159819, 5266365, 6076575, 8777275, 15799095, 26331825, 78995475]

約数ペア:

[(1, 78995475), (3, 26331825), (5, 15799095), (9, 8777275), (13, 6076575), (15, 5266365), (25, 3159819), (39, 2025525), (45, 1755455), (65, 1215315), (75, 1053273), (113, 699075), (117, 675175), (195, 405105), (225, 351091), (239, 330525), (325, 243063), (339, 233025), (565, 139815), (585, 135035), (717, 110175), (975, 81021), (1017, 77675), (1195, 66105), (1469, 53775), (1695, 46605), (2151, 36725), (2825, 27963), (2925, 27007), (3107, 25425), (3585, 22035), (4407, 17925), (5085, 15535), (5975, 13221), (7345, 10755), (8475, 9321)]