31363010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 67737600

約数和(自身を除く): 36374590

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 97, 149, 155, 194, 217, 298, 310, 434, 485, 679, 745, 970, 1043, 1085, 1358, 1490, 2086, 2170, 3007, 3395, 4619, 5215, 6014, 6790, 9238, 10430, 14453, 15035, 21049, 23095, 28906, 30070, 32333, 42098, 46190, 64666, 72265, 101171, 105245, 144530, 161665, 202342, 210490, 323330, 448043, 505855, 896086, 1011710, 2240215, 3136301, 4480430, 6272602, 15681505, 31363010]

約数ペア:

[(1, 31363010), (2, 15681505), (5, 6272602), (7, 4480430), (10, 3136301), (14, 2240215), (31, 1011710), (35, 896086), (62, 505855), (70, 448043), (97, 323330), (149, 210490), (155, 202342), (194, 161665), (217, 144530), (298, 105245), (310, 101171), (434, 72265), (485, 64666), (679, 46190), (745, 42098), (970, 32333), (1043, 30070), (1085, 28906), (1358, 23095), (1490, 21049), (2086, 15035), (2170, 14453), (3007, 10430), (3395, 9238), (4619, 6790), (5215, 6014)]