2021036300

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{1013}}^1$

素因数の和:1379

約数の個数: 72

約数和(自身を含む): 4467651552

約数和(自身を除く): 2446615252

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 281, 284, 355, 562, 710, 1013, 1124, 1405, 1420, 1775, 2026, 2810, 3550, 4052, 5065, 5620, 7025, 7100, 10130, 14050, 19951, 20260, 25325, 28100, 39902, 50650, 71923, 79804, 99755, 101300, 143846, 199510, 284653, 287692, 359615, 399020, 498775, 569306, 719230, 997550, 1138612, 1423265, 1438460, 1798075, 1995100, 2846530, 3596150, 5693060, 7116325, 7192300, 14232650, 20210363, 28465300, 40420726, 80841452, 101051815, 202103630, 404207260, 505259075, 1010518150, 2021036300]

約数ペア:

[(1, 2021036300), (2, 1010518150), (4, 505259075), (5, 404207260), (10, 202103630), (20, 101051815), (25, 80841452), (50, 40420726), (71, 28465300), (100, 20210363), (142, 14232650), (281, 7192300), (284, 7116325), (355, 5693060), (562, 3596150), (710, 2846530), (1013, 1995100), (1124, 1798075), (1405, 1438460), (1420, 1423265), (1775, 1138612), (2026, 997550), (2810, 719230), (3550, 569306), (4052, 498775), (5065, 399020), (5620, 359615), (7025, 287692), (7100, 284653), (10130, 199510), (14050, 143846), (19951, 101300), (20260, 99755), (25325, 79804), (28100, 71923), (39902, 50650)]