26697820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 61891200

約数和(自身を除く): 35193380

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 149, 155, 170, 289, 298, 310, 340, 527, 578, 596, 620, 745, 1054, 1156, 1445, 1490, 2108, 2533, 2635, 2890, 2980, 4619, 5066, 5270, 5780, 8959, 9238, 10132, 10540, 12665, 17918, 18476, 23095, 25330, 35836, 43061, 44795, 46190, 50660, 78523, 86122, 89590, 92380, 157046, 172244, 179180, 215305, 314092, 392615, 430610, 785230, 861220, 1334891, 1570460, 2669782, 5339564, 6674455, 13348910, 26697820]

約数ペア:

[(1, 26697820), (2, 13348910), (4, 6674455), (5, 5339564), (10, 2669782), (17, 1570460), (20, 1334891), (31, 861220), (34, 785230), (62, 430610), (68, 392615), (85, 314092), (124, 215305), (149, 179180), (155, 172244), (170, 157046), (289, 92380), (298, 89590), (310, 86122), (340, 78523), (527, 50660), (578, 46190), (596, 44795), (620, 43061), (745, 35836), (1054, 25330), (1156, 23095), (1445, 18476), (1490, 17918), (2108, 12665), (2533, 10540), (2635, 10132), (2890, 9238), (2980, 8959), (4619, 5780), (5066, 5270)]