74312500

素因数分解:

$2^2\times 5^6\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:104

約数の個数: 84

約数和(自身を含む): 172263420

約数和(自身を除く): 97950920

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 41, 50, 58, 82, 100, 116, 125, 145, 164, 205, 250, 290, 410, 500, 580, 625, 725, 820, 1025, 1189, 1250, 1450, 2050, 2378, 2500, 2900, 3125, 3625, 4100, 4756, 5125, 5945, 6250, 7250, 10250, 11890, 12500, 14500, 15625, 18125, 20500, 23780, 25625, 29725, 31250, 36250, 51250, 59450, 62500, 72500, 90625, 102500, 118900, 128125, 148625, 181250, 256250, 297250, 362500, 453125, 512500, 594500, 640625, 743125, 906250, 1281250, 1486250, 1812500, 2562500, 2972500, 3715625, 7431250, 14862500, 18578125, 37156250, 74312500]

約数ペア:

[(1, 74312500), (2, 37156250), (4, 18578125), (5, 14862500), (10, 7431250), (20, 3715625), (25, 2972500), (29, 2562500), (41, 1812500), (50, 1486250), (58, 1281250), (82, 906250), (100, 743125), (116, 640625), (125, 594500), (145, 512500), (164, 453125), (205, 362500), (250, 297250), (290, 256250), (410, 181250), (500, 148625), (580, 128125), (625, 118900), (725, 102500), (820, 90625), (1025, 72500), (1189, 62500), (1250, 59450), (1450, 51250), (2050, 36250), (2378, 31250), (2500, 29725), (2900, 25625), (3125, 23780), (3625, 20500), (4100, 18125), (4756, 15625), (5125, 14500), (5945, 12500), (6250, 11890), (7250, 10250)]