661148200

素因数分解:

$2^3\times 5^2\times {\mathrm{269}}^1\times {\mathrm{12289}}^1$

素因数の和:12574

約数の個数: 48

約数和(自身を含む): 1543009500

約数和(自身を除く): 881861300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 269, 538, 1076, 1345, 2152, 2690, 5380, 6725, 10760, 12289, 13450, 24578, 26900, 49156, 53800, 61445, 98312, 122890, 245780, 307225, 491560, 614450, 1228900, 2457800, 3305741, 6611482, 13222964, 16528705, 26445928, 33057410, 66114820, 82643525, 132229640, 165287050, 330574100, 661148200]

約数ペア:

[(1, 661148200), (2, 330574100), (4, 165287050), (5, 132229640), (8, 82643525), (10, 66114820), (20, 33057410), (25, 26445928), (40, 16528705), (50, 13222964), (100, 6611482), (200, 3305741), (269, 2457800), (538, 1228900), (1076, 614450), (1345, 491560), (2152, 307225), (2690, 245780), (5380, 122890), (6725, 98312), (10760, 61445), (12289, 53800), (13450, 49156), (24578, 26900)]