397658972875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{17443}}^1$

素因数の和:17837

約数の個数: 64

約数和(自身を含む): 542075788800

約数和(自身を除く): 144416815925

約数列:

[1, 5, 19, 25, 29, 95, 125, 145, 331, 475, 551, 725, 1655, 2375, 2755, 3625, 6289, 8275, 9599, 13775, 17443, 31445, 41375, 47995, 68875, 87215, 157225, 182381, 239975, 331417, 436075, 505847, 786125, 911905, 1199875, 1657085, 2180375, 2529235, 4559525, 5773633, 8285425, 9611093, 12646175, 22797625, 28868165, 41427125, 48055465, 63230875, 109699027, 144340825, 167435357, 240277325, 548495135, 721704125, 837176785, 1201386625, 2742475675, 3181271783, 4185883925, 13712378375, 15906358915, 20929419625, 79531794575, 397658972875]

約数ペア:

[(1, 397658972875), (5, 79531794575), (19, 20929419625), (25, 15906358915), (29, 13712378375), (95, 4185883925), (125, 3181271783), (145, 2742475675), (331, 1201386625), (475, 837176785), (551, 721704125), (725, 548495135), (1655, 240277325), (2375, 167435357), (2755, 144340825), (3625, 109699027), (6289, 63230875), (8275, 48055465), (9599, 41427125), (13775, 28868165), (17443, 22797625), (31445, 12646175), (41375, 9611093), (47995, 8285425), (68875, 5773633), (87215, 4559525), (157225, 2529235), (182381, 2180375), (239975, 1657085), (331417, 1199875), (436075, 911905), (505847, 786125)]