42418810

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 90720000

約数和(自身を除く): 48301190

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 83, 98, 149, 166, 245, 298, 343, 415, 490, 581, 686, 745, 830, 1043, 1162, 1490, 1715, 2086, 2905, 3430, 4067, 5215, 5810, 7301, 8134, 10430, 12367, 14602, 20335, 24734, 28469, 36505, 40670, 51107, 56938, 61835, 73010, 86569, 102214, 123670, 142345, 173138, 255535, 284690, 432845, 511070, 605983, 865690, 1211966, 3029915, 4241881, 6059830, 8483762, 21209405, 42418810]

約数ペア:

[(1, 42418810), (2, 21209405), (5, 8483762), (7, 6059830), (10, 4241881), (14, 3029915), (35, 1211966), (49, 865690), (70, 605983), (83, 511070), (98, 432845), (149, 284690), (166, 255535), (245, 173138), (298, 142345), (343, 123670), (415, 102214), (490, 86569), (581, 73010), (686, 61835), (745, 56938), (830, 51107), (1043, 40670), (1162, 36505), (1490, 28469), (1715, 24734), (2086, 20335), (2905, 14602), (3430, 12367), (4067, 10430), (5215, 8134), (5810, 7301)]