7250707180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{1301}}^1$

素因数の和:1531

約数の個数: 96

約数和(自身を含む): 16063971840

約数和(自身を除く): 8813264660

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 101, 124, 155, 178, 202, 310, 356, 404, 445, 505, 620, 890, 1010, 1301, 1780, 2020, 2602, 2759, 3131, 5204, 5518, 6262, 6505, 8989, 11036, 12524, 13010, 13795, 15655, 17978, 26020, 27590, 31310, 35956, 40331, 44945, 55180, 62620, 80662, 89890, 115789, 131401, 161324, 179780, 201655, 231578, 262802, 278659, 403310, 463156, 525604, 557318, 578945, 657005, 806620, 1114636, 1157890, 1314010, 1393295, 2315780, 2628020, 2786590, 3589459, 4073431, 5573180, 7178918, 8146862, 11694689, 14357836, 16293724, 17947295, 20367155, 23389378, 35894590, 40734310, 46778756, 58473445, 71789180, 81468620, 116946890, 233893780, 362535359, 725070718, 1450141436, 1812676795, 3625353590, 7250707180]

約数ペア:

[(1, 7250707180), (2, 3625353590), (4, 1812676795), (5, 1450141436), (10, 725070718), (20, 362535359), (31, 233893780), (62, 116946890), (89, 81468620), (101, 71789180), (124, 58473445), (155, 46778756), (178, 40734310), (202, 35894590), (310, 23389378), (356, 20367155), (404, 17947295), (445, 16293724), (505, 14357836), (620, 11694689), (890, 8146862), (1010, 7178918), (1301, 5573180), (1780, 4073431), (2020, 3589459), (2602, 2786590), (2759, 2628020), (3131, 2315780), (5204, 1393295), (5518, 1314010), (6262, 1157890), (6505, 1114636), (8989, 806620), (11036, 657005), (12524, 578945), (13010, 557318), (13795, 525604), (15655, 463156), (17978, 403310), (26020, 278659), (27590, 262802), (31310, 231578), (35956, 201655), (40331, 179780), (44945, 161324), (55180, 131401), (62620, 115789), (80662, 89890)]