1720761250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6229}}^1$

素因数の和:6281

約数の個数: 80

約数和(自身を含む): 3678416280

約数和(自身を除く): 1957655030

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 125, 130, 170, 221, 250, 325, 425, 442, 625, 650, 850, 1105, 1250, 1625, 2125, 2210, 3250, 4250, 5525, 6229, 8125, 10625, 11050, 12458, 16250, 21250, 27625, 31145, 55250, 62290, 80977, 105893, 138125, 155725, 161954, 211786, 276250, 311450, 404885, 529465, 778625, 809770, 1058930, 1376609, 1557250, 2024425, 2647325, 2753218, 3893125, 4048850, 5294650, 6883045, 7786250, 10122125, 13236625, 13766090, 20244250, 26473250, 34415225, 50610625, 66183125, 68830450, 101221250, 132366250, 172076125, 344152250, 860380625, 1720761250]

約数ペア:

[(1, 1720761250), (2, 860380625), (5, 344152250), (10, 172076125), (13, 132366250), (17, 101221250), (25, 68830450), (26, 66183125), (34, 50610625), (50, 34415225), (65, 26473250), (85, 20244250), (125, 13766090), (130, 13236625), (170, 10122125), (221, 7786250), (250, 6883045), (325, 5294650), (425, 4048850), (442, 3893125), (625, 2753218), (650, 2647325), (850, 2024425), (1105, 1557250), (1250, 1376609), (1625, 1058930), (2125, 809770), (2210, 778625), (3250, 529465), (4250, 404885), (5525, 311450), (6229, 276250), (8125, 211786), (10625, 161954), (11050, 155725), (12458, 138125), (16250, 105893), (21250, 80977), (27625, 62290), (31145, 55250)]