20128934475

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1181}}^1\times {\mathrm{5827}}^1$

素因数の和:7037

約数の個数: 72

約数和(自身を含む): 38866022832

約数和(自身を除く): 18737088357

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 1181, 2925, 3543, 5827, 5905, 10629, 15353, 17481, 17715, 29135, 29525, 46059, 52443, 53145, 75751, 76765, 87405, 88575, 138177, 145675, 227253, 230295, 262215, 265725, 378755, 383825, 437025, 681759, 690885, 1136265, 1151475, 1311075, 1893775, 3408795, 3454425, 5681325, 6881687, 17043975, 20645061, 34408435, 61935183, 89461931, 103225305, 172042175, 268385793, 309675915, 447309655, 516126525, 805157379, 1341928965, 1548379575, 2236548275, 4025786895, 6709644825, 20128934475]

約数ペア:

[(1, 20128934475), (3, 6709644825), (5, 4025786895), (9, 2236548275), (13, 1548379575), (15, 1341928965), (25, 805157379), (39, 516126525), (45, 447309655), (65, 309675915), (75, 268385793), (117, 172042175), (195, 103225305), (225, 89461931), (325, 61935183), (585, 34408435), (975, 20645061), (1181, 17043975), (2925, 6881687), (3543, 5681325), (5827, 3454425), (5905, 3408795), (10629, 1893775), (15353, 1311075), (17481, 1151475), (17715, 1136265), (29135, 690885), (29525, 681759), (46059, 437025), (52443, 383825), (53145, 378755), (75751, 265725), (76765, 262215), (87405, 230295), (88575, 227253), (138177, 145675)]