72897790

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 156297600

約数和(自身を除く): 83399810

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 53, 70, 98, 106, 245, 265, 343, 371, 401, 490, 530, 686, 742, 802, 1715, 1855, 2005, 2597, 2807, 3430, 3710, 4010, 5194, 5614, 12985, 14035, 18179, 19649, 21253, 25970, 28070, 36358, 39298, 42506, 90895, 98245, 106265, 137543, 148771, 181790, 196490, 212530, 275086, 297542, 687715, 743855, 1041397, 1375430, 1487710, 2082794, 5206985, 7289779, 10413970, 14579558, 36448895, 72897790]

約数ペア:

[(1, 72897790), (2, 36448895), (5, 14579558), (7, 10413970), (10, 7289779), (14, 5206985), (35, 2082794), (49, 1487710), (53, 1375430), (70, 1041397), (98, 743855), (106, 687715), (245, 297542), (265, 275086), (343, 212530), (371, 196490), (401, 181790), (490, 148771), (530, 137543), (686, 106265), (742, 98245), (802, 90895), (1715, 42506), (1855, 39298), (2005, 36358), (2597, 28070), (2807, 25970), (3430, 21253), (3710, 19649), (4010, 18179), (5194, 14035), (5614, 12985)]