40482650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1021}}^1$

素因数の和:1107

約数の個数: 48

約数和(自身を含む): 82499928

約数和(自身を除く): 42017278

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 122, 130, 305, 325, 610, 650, 793, 1021, 1525, 1586, 2042, 3050, 3965, 5105, 7930, 10210, 13273, 19825, 25525, 26546, 39650, 51050, 62281, 66365, 124562, 132730, 311405, 331825, 622810, 663650, 809653, 1557025, 1619306, 3114050, 4048265, 8096530, 20241325, 40482650]

約数ペア:

[(1, 40482650), (2, 20241325), (5, 8096530), (10, 4048265), (13, 3114050), (25, 1619306), (26, 1557025), (50, 809653), (61, 663650), (65, 622810), (122, 331825), (130, 311405), (305, 132730), (325, 124562), (610, 66365), (650, 62281), (793, 51050), (1021, 39650), (1525, 26546), (1586, 25525), (2042, 19825), (3050, 13273), (3965, 10210), (5105, 7930)]