1330562500

素因数分解:

$2^2\times 5^6\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:444

約数の個数: 84

約数和(自身を含む): 2966758900

約数和(自身を除く): 1636196400

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 125, 244, 250, 305, 349, 500, 610, 625, 698, 1220, 1250, 1396, 1525, 1745, 2500, 3050, 3125, 3490, 6100, 6250, 6980, 7625, 8725, 12500, 15250, 15625, 17450, 21289, 30500, 31250, 34900, 38125, 42578, 43625, 62500, 76250, 85156, 87250, 106445, 152500, 174500, 190625, 212890, 218125, 381250, 425780, 436250, 532225, 762500, 872500, 953125, 1064450, 1090625, 1906250, 2128900, 2181250, 2661125, 3812500, 4362500, 5322250, 5453125, 10644500, 10906250, 13305625, 21812500, 26611250, 53222500, 66528125, 133056250, 266112500, 332640625, 665281250, 1330562500]

約数ペア:

[(1, 1330562500), (2, 665281250), (4, 332640625), (5, 266112500), (10, 133056250), (20, 66528125), (25, 53222500), (50, 26611250), (61, 21812500), (100, 13305625), (122, 10906250), (125, 10644500), (244, 5453125), (250, 5322250), (305, 4362500), (349, 3812500), (500, 2661125), (610, 2181250), (625, 2128900), (698, 1906250), (1220, 1090625), (1250, 1064450), (1396, 953125), (1525, 872500), (1745, 762500), (2500, 532225), (3050, 436250), (3125, 425780), (3490, 381250), (6100, 218125), (6250, 212890), (6980, 190625), (7625, 174500), (8725, 152500), (12500, 106445), (15250, 87250), (15625, 85156), (17450, 76250), (21289, 62500), (30500, 43625), (31250, 42578), (34900, 38125)]