2495653450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:440

約数の個数: 96

約数和(自身を含む): 4928256000

約数和(自身を除く): 2432602550

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 79, 89, 155, 158, 178, 229, 310, 395, 445, 458, 775, 790, 890, 1145, 1550, 1975, 2225, 2290, 2449, 2759, 3950, 4450, 4898, 5518, 5725, 7031, 7099, 11450, 12245, 13795, 14062, 14198, 18091, 20381, 24490, 27590, 35155, 35495, 36182, 40762, 61225, 68975, 70310, 70990, 90455, 101905, 122450, 137950, 175775, 177475, 180910, 203810, 217961, 351550, 354950, 435922, 452275, 509525, 560821, 631811, 904550, 1019050, 1089805, 1121642, 1263622, 1610099, 2179610, 2804105, 3159055, 3220198, 5449025, 5608210, 6318110, 8050495, 10898050, 14020525, 15795275, 16100990, 28041050, 31590550, 40252475, 49913069, 80504950, 99826138, 249565345, 499130690, 1247826725, 2495653450]

約数ペア:

[(1, 2495653450), (2, 1247826725), (5, 499130690), (10, 249565345), (25, 99826138), (31, 80504950), (50, 49913069), (62, 40252475), (79, 31590550), (89, 28041050), (155, 16100990), (158, 15795275), (178, 14020525), (229, 10898050), (310, 8050495), (395, 6318110), (445, 5608210), (458, 5449025), (775, 3220198), (790, 3159055), (890, 2804105), (1145, 2179610), (1550, 1610099), (1975, 1263622), (2225, 1121642), (2290, 1089805), (2449, 1019050), (2759, 904550), (3950, 631811), (4450, 560821), (4898, 509525), (5518, 452275), (5725, 435922), (7031, 354950), (7099, 351550), (11450, 217961), (12245, 203810), (13795, 180910), (14062, 177475), (14198, 175775), (18091, 137950), (20381, 122450), (24490, 101905), (27590, 90455), (35155, 70990), (35495, 70310), (36182, 68975), (40762, 61225)]