25147440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{659}}^1$

素因数の和:731

約数の個数: 120

約数和(自身を含む): 86177520

約数和(自身を除く): 61030080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 53, 60, 72, 80, 90, 106, 120, 144, 159, 180, 212, 240, 265, 318, 360, 424, 477, 530, 636, 659, 720, 795, 848, 954, 1060, 1272, 1318, 1590, 1908, 1977, 2120, 2385, 2544, 2636, 3180, 3295, 3816, 3954, 4240, 4770, 5272, 5931, 6360, 6590, 7632, 7908, 9540, 9885, 10544, 11862, 12720, 13180, 15816, 19080, 19770, 23724, 26360, 29655, 31632, 34927, 38160, 39540, 47448, 52720, 59310, 69854, 79080, 94896, 104781, 118620, 139708, 158160, 174635, 209562, 237240, 279416, 314343, 349270, 419124, 474480, 523905, 558832, 628686, 698540, 838248, 1047810, 1257372, 1397080, 1571715, 1676496, 2095620, 2514744, 2794160, 3143430, 4191240, 5029488, 6286860, 8382480, 12573720, 25147440]

約数ペア:

[(1, 25147440), (2, 12573720), (3, 8382480), (4, 6286860), (5, 5029488), (6, 4191240), (8, 3143430), (9, 2794160), (10, 2514744), (12, 2095620), (15, 1676496), (16, 1571715), (18, 1397080), (20, 1257372), (24, 1047810), (30, 838248), (36, 698540), (40, 628686), (45, 558832), (48, 523905), (53, 474480), (60, 419124), (72, 349270), (80, 314343), (90, 279416), (106, 237240), (120, 209562), (144, 174635), (159, 158160), (180, 139708), (212, 118620), (240, 104781), (265, 94896), (318, 79080), (360, 69854), (424, 59310), (477, 52720), (530, 47448), (636, 39540), (659, 38160), (720, 34927), (795, 31632), (848, 29655), (954, 26360), (1060, 23724), (1272, 19770), (1318, 19080), (1590, 15816), (1908, 13180), (1977, 12720), (2120, 11862), (2385, 10544), (2544, 9885), (2636, 9540), (3180, 7908), (3295, 7632), (3816, 6590), (3954, 6360), (4240, 5931), (4770, 5272)]