64874940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2683}}^1$

素因数の和:2739

約数の個数: 96

約数和(自身を含む): 202008576

約数和(自身を除く): 137133636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 2683, 4030, 4836, 5366, 6045, 8049, 8060, 10732, 12090, 13415, 16098, 24180, 26830, 32196, 34879, 40245, 53660, 69758, 80490, 83173, 104637, 139516, 160980, 166346, 174395, 209274, 249519, 332692, 348790, 415865, 418548, 499038, 523185, 697580, 831730, 998076, 1046370, 1081249, 1247595, 1663460, 2092740, 2162498, 2495190, 3243747, 4324996, 4990380, 5406245, 6487494, 10812490, 12974988, 16218735, 21624980, 32437470, 64874940]

約数ペア:

[(1, 64874940), (2, 32437470), (3, 21624980), (4, 16218735), (5, 12974988), (6, 10812490), (10, 6487494), (12, 5406245), (13, 4990380), (15, 4324996), (20, 3243747), (26, 2495190), (30, 2162498), (31, 2092740), (39, 1663460), (52, 1247595), (60, 1081249), (62, 1046370), (65, 998076), (78, 831730), (93, 697580), (124, 523185), (130, 499038), (155, 418548), (156, 415865), (186, 348790), (195, 332692), (260, 249519), (310, 209274), (372, 174395), (390, 166346), (403, 160980), (465, 139516), (620, 104637), (780, 83173), (806, 80490), (930, 69758), (1209, 53660), (1612, 40245), (1860, 34879), (2015, 32196), (2418, 26830), (2683, 24180), (4030, 16098), (4836, 13415), (5366, 12090), (6045, 10732), (8049, 8060)]