16505655380

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{60589}}^1$

素因数の和:60908

約数の個数: 48

約数和(自身を含む): 35453874960

約数和(自身を除く): 18948219580

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 257, 265, 514, 530, 1028, 1060, 1285, 2570, 5140, 13621, 27242, 54484, 60589, 68105, 121178, 136210, 242356, 272420, 302945, 605890, 1211780, 3211217, 6422434, 12844868, 15571373, 16056085, 31142746, 32112170, 62285492, 64224340, 77856865, 155713730, 311427460, 825282769, 1650565538, 3301131076, 4126413845, 8252827690, 16505655380]

約数ペア:

[(1, 16505655380), (2, 8252827690), (4, 4126413845), (5, 3301131076), (10, 1650565538), (20, 825282769), (53, 311427460), (106, 155713730), (212, 77856865), (257, 64224340), (265, 62285492), (514, 32112170), (530, 31142746), (1028, 16056085), (1060, 15571373), (1285, 12844868), (2570, 6422434), (5140, 3211217), (13621, 1211780), (27242, 605890), (54484, 302945), (60589, 272420), (68105, 242356), (121178, 136210)]