72401420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5683}}^1$

素因数の和:5719

約数の個数: 72

約数和(自身を含む): 190504944

約数和(自身を除く): 118103524

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 5683, 6370, 11366, 12740, 22732, 28415, 39781, 56830, 73879, 79562, 113660, 147758, 159124, 198905, 278467, 295516, 369395, 397810, 517153, 556934, 738790, 795620, 1034306, 1113868, 1392335, 1477580, 2068612, 2585765, 2784670, 3620071, 5171530, 5569340, 7240142, 10343060, 14480284, 18100355, 36200710, 72401420]

約数ペア:

[(1, 72401420), (2, 36200710), (4, 18100355), (5, 14480284), (7, 10343060), (10, 7240142), (13, 5569340), (14, 5171530), (20, 3620071), (26, 2784670), (28, 2585765), (35, 2068612), (49, 1477580), (52, 1392335), (65, 1113868), (70, 1034306), (91, 795620), (98, 738790), (130, 556934), (140, 517153), (182, 397810), (196, 369395), (245, 295516), (260, 278467), (364, 198905), (455, 159124), (490, 147758), (637, 113660), (910, 79562), (980, 73879), (1274, 56830), (1820, 39781), (2548, 28415), (3185, 22732), (5683, 12740), (6370, 11366)]