157367025

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:447

約数の個数: 72

約数和(自身を含む): 300025440

約数和(自身を除く): 142658415

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 131, 171, 225, 281, 285, 393, 475, 655, 843, 855, 1179, 1405, 1425, 1965, 2489, 2529, 3275, 4215, 4275, 5339, 5895, 7025, 7467, 9825, 12445, 12645, 16017, 21075, 22401, 26695, 29475, 36811, 37335, 48051, 62225, 63225, 80085, 110433, 112005, 133475, 184055, 186675, 240255, 331299, 400425, 552165, 560025, 699409, 920275, 1201275, 1656495, 2098227, 2760825, 3497045, 6294681, 8282475, 10491135, 17485225, 31473405, 52455675, 157367025]

約数ペア:

[(1, 157367025), (3, 52455675), (5, 31473405), (9, 17485225), (15, 10491135), (19, 8282475), (25, 6294681), (45, 3497045), (57, 2760825), (75, 2098227), (95, 1656495), (131, 1201275), (171, 920275), (225, 699409), (281, 560025), (285, 552165), (393, 400425), (475, 331299), (655, 240255), (843, 186675), (855, 184055), (1179, 133475), (1405, 112005), (1425, 110433), (1965, 80085), (2489, 63225), (2529, 62225), (3275, 48051), (4215, 37335), (4275, 36811), (5339, 29475), (5895, 26695), (7025, 22401), (7467, 21075), (9825, 16017), (12445, 12645)]