1953198650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{49261}}^1$

素因数の和:49347

約数の個数: 48

約数和(自身を含む): 3976625688

約数和(自身を除く): 2023427038

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 122, 130, 305, 325, 610, 650, 793, 1525, 1586, 3050, 3965, 7930, 19825, 39650, 49261, 98522, 246305, 492610, 640393, 1231525, 1280786, 2463050, 3004921, 3201965, 6009842, 6403930, 15024605, 16009825, 30049210, 32019650, 39063973, 75123025, 78127946, 150246050, 195319865, 390639730, 976599325, 1953198650]

約数ペア:

[(1, 1953198650), (2, 976599325), (5, 390639730), (10, 195319865), (13, 150246050), (25, 78127946), (26, 75123025), (50, 39063973), (61, 32019650), (65, 30049210), (122, 16009825), (130, 15024605), (305, 6403930), (325, 6009842), (610, 3201965), (650, 3004921), (793, 2463050), (1525, 1280786), (1586, 1231525), (3050, 640393), (3965, 492610), (7930, 246305), (19825, 98522), (39650, 49261)]