508172340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{651503}}^1$

素因数の和:651528

約数の個数: 48

約数和(自身を含む): 1532337408

約数和(自身を除く): 1024165068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 651503, 1303006, 1954509, 2606012, 3257515, 3909018, 6515030, 7818036, 8469539, 9772545, 13030060, 16939078, 19545090, 25408617, 33878156, 39090180, 42347695, 50817234, 84695390, 101634468, 127043085, 169390780, 254086170, 508172340]

約数ペア:

[(1, 508172340), (2, 254086170), (3, 169390780), (4, 127043085), (5, 101634468), (6, 84695390), (10, 50817234), (12, 42347695), (13, 39090180), (15, 33878156), (20, 25408617), (26, 19545090), (30, 16939078), (39, 13030060), (52, 9772545), (60, 8469539), (65, 7818036), (78, 6515030), (130, 3909018), (156, 3257515), (195, 2606012), (260, 1954509), (390, 1303006), (780, 651503)]