30817150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{521}}^1$

素因数の和:566

約数の個数: 72

約数和(自身を含む): 71071344

約数和(自身を除く): 40254194

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 169, 175, 182, 325, 338, 350, 455, 521, 650, 845, 910, 1042, 1183, 1690, 2275, 2366, 2605, 3647, 4225, 4550, 5210, 5915, 6773, 7294, 8450, 11830, 13025, 13546, 18235, 26050, 29575, 33865, 36470, 47411, 59150, 67730, 88049, 91175, 94822, 169325, 176098, 182350, 237055, 338650, 440245, 474110, 616343, 880490, 1185275, 1232686, 2201225, 2370550, 3081715, 4402450, 6163430, 15408575, 30817150]

約数ペア:

[(1, 30817150), (2, 15408575), (5, 6163430), (7, 4402450), (10, 3081715), (13, 2370550), (14, 2201225), (25, 1232686), (26, 1185275), (35, 880490), (50, 616343), (65, 474110), (70, 440245), (91, 338650), (130, 237055), (169, 182350), (175, 176098), (182, 169325), (325, 94822), (338, 91175), (350, 88049), (455, 67730), (521, 59150), (650, 47411), (845, 36470), (910, 33865), (1042, 29575), (1183, 26050), (1690, 18235), (2275, 13546), (2366, 13025), (2605, 11830), (3647, 8450), (4225, 7294), (4550, 6773), (5210, 5915)]