22112500

素因数分解:

$2^2\times 5^5\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 50856120

約数和(自身を除く): 28743620

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 61, 100, 116, 122, 125, 145, 244, 250, 290, 305, 500, 580, 610, 625, 725, 1220, 1250, 1450, 1525, 1769, 2500, 2900, 3050, 3125, 3538, 3625, 6100, 6250, 7076, 7250, 7625, 8845, 12500, 14500, 15250, 17690, 18125, 30500, 35380, 36250, 38125, 44225, 72500, 76250, 88450, 90625, 152500, 176900, 181250, 190625, 221125, 362500, 381250, 442250, 762500, 884500, 1105625, 2211250, 4422500, 5528125, 11056250, 22112500]

約数ペア:

[(1, 22112500), (2, 11056250), (4, 5528125), (5, 4422500), (10, 2211250), (20, 1105625), (25, 884500), (29, 762500), (50, 442250), (58, 381250), (61, 362500), (100, 221125), (116, 190625), (122, 181250), (125, 176900), (145, 152500), (244, 90625), (250, 88450), (290, 76250), (305, 72500), (500, 44225), (580, 38125), (610, 36250), (625, 35380), (725, 30500), (1220, 18125), (1250, 17690), (1450, 15250), (1525, 14500), (1769, 12500), (2500, 8845), (2900, 7625), (3050, 7250), (3125, 7076), (3538, 6250), (3625, 6100)]