513443580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{658261}}^1$

素因数の和:658286

約数の個数: 48

約数和(自身を含む): 1548232224

約数和(自身を除く): 1034788644

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, 658261, 1316522, 1974783, 2633044, 3291305, 3949566, 6582610, 7899132, 8557393, 9873915, 13165220, 17114786, 19747830, 25672179, 34229572, 39495660, 42786965, 51344358, 85573930, 102688716, 128360895, 171147860, 256721790, 513443580]

約数ペア:

[(1, 513443580), (2, 256721790), (3, 171147860), (4, 128360895), (5, 102688716), (6, 85573930), (10, 51344358), (12, 42786965), (13, 39495660), (15, 34229572), (20, 25672179), (26, 19747830), (30, 17114786), (39, 13165220), (52, 9873915), (60, 8557393), (65, 7899132), (78, 6582610), (130, 3949566), (156, 3291305), (195, 2633044), (260, 1974783), (390, 1316522), (780, 658261)]