67291250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:177

約数の個数: 80

約数和(自身を含む): 140523768

約数和(自身を除く): 73232518

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 101, 125, 130, 202, 205, 250, 325, 410, 505, 533, 625, 650, 1010, 1025, 1066, 1250, 1313, 1625, 2050, 2525, 2626, 2665, 3250, 4141, 5050, 5125, 5330, 6565, 8125, 8282, 10250, 12625, 13130, 13325, 16250, 20705, 25250, 25625, 26650, 32825, 41410, 51250, 53833, 63125, 65650, 66625, 103525, 107666, 126250, 133250, 164125, 207050, 269165, 328250, 333125, 517625, 538330, 666250, 820625, 1035250, 1345825, 1641250, 2588125, 2691650, 5176250, 6729125, 13458250, 33645625, 67291250]

約数ペア:

[(1, 67291250), (2, 33645625), (5, 13458250), (10, 6729125), (13, 5176250), (25, 2691650), (26, 2588125), (41, 1641250), (50, 1345825), (65, 1035250), (82, 820625), (101, 666250), (125, 538330), (130, 517625), (202, 333125), (205, 328250), (250, 269165), (325, 207050), (410, 164125), (505, 133250), (533, 126250), (625, 107666), (650, 103525), (1010, 66625), (1025, 65650), (1066, 63125), (1250, 53833), (1313, 51250), (1625, 41410), (2050, 32825), (2525, 26650), (2626, 25625), (2665, 25250), (3250, 20705), (4141, 16250), (5050, 13325), (5125, 13130), (5330, 12625), (6565, 10250), (8125, 8282)]