84016400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:289

約数の個数: 120

約数和(自身を含む): 220860864

約数和(自身を除く): 136844464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 107, 130, 151, 200, 208, 214, 260, 302, 325, 400, 428, 520, 535, 604, 650, 755, 856, 1040, 1070, 1208, 1300, 1391, 1510, 1712, 1963, 2140, 2416, 2600, 2675, 2782, 3020, 3775, 3926, 4280, 5200, 5350, 5564, 6040, 6955, 7550, 7852, 8560, 9815, 10700, 11128, 12080, 13910, 15100, 15704, 16157, 19630, 21400, 22256, 27820, 30200, 31408, 32314, 34775, 39260, 42800, 49075, 55640, 60400, 64628, 69550, 78520, 80785, 98150, 111280, 129256, 139100, 157040, 161570, 196300, 210041, 258512, 278200, 323140, 392600, 403925, 420082, 556400, 646280, 785200, 807850, 840164, 1050205, 1292560, 1615700, 1680328, 2100410, 3231400, 3360656, 4200820, 5251025, 6462800, 8401640, 10502050, 16803280, 21004100, 42008200, 84016400]

約数ペア:

[(1, 84016400), (2, 42008200), (4, 21004100), (5, 16803280), (8, 10502050), (10, 8401640), (13, 6462800), (16, 5251025), (20, 4200820), (25, 3360656), (26, 3231400), (40, 2100410), (50, 1680328), (52, 1615700), (65, 1292560), (80, 1050205), (100, 840164), (104, 807850), (107, 785200), (130, 646280), (151, 556400), (200, 420082), (208, 403925), (214, 392600), (260, 323140), (302, 278200), (325, 258512), (400, 210041), (428, 196300), (520, 161570), (535, 157040), (604, 139100), (650, 129256), (755, 111280), (856, 98150), (1040, 80785), (1070, 78520), (1208, 69550), (1300, 64628), (1391, 60400), (1510, 55640), (1712, 49075), (1963, 42800), (2140, 39260), (2416, 34775), (2600, 32314), (2675, 31408), (2782, 30200), (3020, 27820), (3775, 22256), (3926, 21400), (4280, 19630), (5200, 16157), (5350, 15704), (5564, 15100), (6040, 13910), (6955, 12080), (7550, 11128), (7852, 10700), (8560, 9815)]