291254200

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^2\times {\mathrm{5039}}^1$

素因数の和:5089

約数の個数: 72

約数和(自身を含む): 719485200

約数和(自身を除く): 428231000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 289, 340, 425, 578, 680, 850, 1156, 1445, 1700, 2312, 2890, 3400, 5039, 5780, 7225, 10078, 11560, 14450, 20156, 25195, 28900, 40312, 50390, 57800, 85663, 100780, 125975, 171326, 201560, 251950, 342652, 428315, 503900, 685304, 856630, 1007800, 1456271, 1713260, 2141575, 2912542, 3426520, 4283150, 5825084, 7281355, 8566300, 11650168, 14562710, 17132600, 29125420, 36406775, 58250840, 72813550, 145627100, 291254200]

約数ペア:

[(1, 291254200), (2, 145627100), (4, 72813550), (5, 58250840), (8, 36406775), (10, 29125420), (17, 17132600), (20, 14562710), (25, 11650168), (34, 8566300), (40, 7281355), (50, 5825084), (68, 4283150), (85, 3426520), (100, 2912542), (136, 2141575), (170, 1713260), (200, 1456271), (289, 1007800), (340, 856630), (425, 685304), (578, 503900), (680, 428315), (850, 342652), (1156, 251950), (1445, 201560), (1700, 171326), (2312, 125975), (2890, 100780), (3400, 85663), (5039, 57800), (5780, 50390), (7225, 40312), (10078, 28900), (11560, 25195), (14450, 20156)]