90486370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:667

約数の個数: 64

約数和(自身を含む): 186810624

約数和(自身を除く): 96324254

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 53, 65, 106, 115, 130, 230, 265, 299, 530, 571, 598, 689, 1142, 1219, 1378, 1495, 2438, 2855, 2990, 3445, 5710, 6095, 6890, 7423, 12190, 13133, 14846, 15847, 26266, 30263, 31694, 37115, 60526, 65665, 74230, 79235, 131330, 151315, 158470, 170729, 302630, 341458, 393419, 696049, 786838, 853645, 1392098, 1707290, 1967095, 3480245, 3934190, 6960490, 9048637, 18097274, 45243185, 90486370]

約数ペア:

[(1, 90486370), (2, 45243185), (5, 18097274), (10, 9048637), (13, 6960490), (23, 3934190), (26, 3480245), (46, 1967095), (53, 1707290), (65, 1392098), (106, 853645), (115, 786838), (130, 696049), (230, 393419), (265, 341458), (299, 302630), (530, 170729), (571, 158470), (598, 151315), (689, 131330), (1142, 79235), (1219, 74230), (1378, 65665), (1495, 60526), (2438, 37115), (2855, 31694), (2990, 30263), (3445, 26266), (5710, 15847), (6095, 14846), (6890, 13133), (7423, 12190)]