18283497875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2741}}^1$

素因数の和:2889

約数の個数: 64

約数和(自身を含む): 25069689216

約数和(自身を除く): 6786191341

約数列:

[1, 5, 17, 25, 43, 73, 85, 125, 215, 365, 425, 731, 1075, 1241, 1825, 2125, 2741, 3139, 3655, 5375, 6205, 9125, 13705, 15695, 18275, 31025, 46597, 53363, 68525, 78475, 91375, 117863, 155125, 200093, 232985, 266815, 342625, 392375, 589315, 1000465, 1164925, 1334075, 2003671, 2946575, 3401581, 5002325, 5824625, 6670375, 8603999, 10018355, 14732875, 17007905, 25011625, 43019995, 50091775, 85039525, 146267983, 215099975, 250458875, 425197625, 731339915, 1075499875, 3656699575, 18283497875]

約数ペア:

[(1, 18283497875), (5, 3656699575), (17, 1075499875), (25, 731339915), (43, 425197625), (73, 250458875), (85, 215099975), (125, 146267983), (215, 85039525), (365, 50091775), (425, 43019995), (731, 25011625), (1075, 17007905), (1241, 14732875), (1825, 10018355), (2125, 8603999), (2741, 6670375), (3139, 5824625), (3655, 5002325), (5375, 3401581), (6205, 2946575), (9125, 2003671), (13705, 1334075), (15695, 1164925), (18275, 1000465), (31025, 589315), (46597, 392375), (53363, 342625), (68525, 266815), (78475, 232985), (91375, 200093), (117863, 155125)]