64342670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:393

約数の個数: 64

約数和(自身を含む): 138240000

約数和(自身を除く): 73897330

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 149, 155, 199, 217, 298, 310, 398, 434, 745, 995, 1043, 1085, 1393, 1490, 1990, 2086, 2170, 2786, 4619, 5215, 6169, 6965, 9238, 10430, 12338, 13930, 23095, 29651, 30845, 32333, 43183, 46190, 59302, 61690, 64666, 86366, 148255, 161665, 207557, 215915, 296510, 323330, 415114, 431830, 919181, 1037785, 1838362, 2075570, 4595905, 6434267, 9191810, 12868534, 32171335, 64342670]

約数ペア:

[(1, 64342670), (2, 32171335), (5, 12868534), (7, 9191810), (10, 6434267), (14, 4595905), (31, 2075570), (35, 1838362), (62, 1037785), (70, 919181), (149, 431830), (155, 415114), (199, 323330), (217, 296510), (298, 215915), (310, 207557), (398, 161665), (434, 148255), (745, 86366), (995, 64666), (1043, 61690), (1085, 59302), (1393, 46190), (1490, 43183), (1990, 32333), (2086, 30845), (2170, 29651), (2786, 23095), (4619, 13930), (5215, 12338), (6169, 10430), (6965, 9238)]