80767575

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2699}}^1$

素因数の和:2741

約数の個数: 72

約数和(自身を含む): 174096000

約数和(自身を除く): 93328425

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 133, 171, 175, 225, 285, 315, 399, 475, 525, 665, 855, 1197, 1425, 1575, 1995, 2699, 3325, 4275, 5985, 8097, 9975, 13495, 18893, 24291, 29925, 40485, 51281, 56679, 67475, 94465, 121455, 153843, 170037, 202425, 256405, 283395, 358967, 461529, 472325, 607275, 769215, 850185, 1076901, 1282025, 1416975, 1794835, 2307645, 3230703, 3846075, 4250925, 5384505, 8974175, 11538225, 16153515, 26922525, 80767575]

約数ペア:

[(1, 80767575), (3, 26922525), (5, 16153515), (7, 11538225), (9, 8974175), (15, 5384505), (19, 4250925), (21, 3846075), (25, 3230703), (35, 2307645), (45, 1794835), (57, 1416975), (63, 1282025), (75, 1076901), (95, 850185), (105, 769215), (133, 607275), (171, 472325), (175, 461529), (225, 358967), (285, 283395), (315, 256405), (399, 202425), (475, 170037), (525, 153843), (665, 121455), (855, 94465), (1197, 67475), (1425, 56679), (1575, 51281), (1995, 40485), (2699, 29925), (3325, 24291), (4275, 18893), (5985, 13495), (8097, 9975)]