87842820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8663}}^1$

素因数の和:8701

約数の個数: 72

約数和(自身を含む): 266366016

約数和(自身を除く): 178523196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 8663, 10140, 17326, 25989, 34652, 43315, 51978, 86630, 103956, 112619, 129945, 173260, 225238, 259890, 337857, 450476, 519780, 563095, 675714, 1126190, 1351428, 1464047, 1689285, 2252380, 2928094, 3378570, 4392141, 5856188, 6757140, 7320235, 8784282, 14640470, 17568564, 21960705, 29280940, 43921410, 87842820]

約数ペア:

[(1, 87842820), (2, 43921410), (3, 29280940), (4, 21960705), (5, 17568564), (6, 14640470), (10, 8784282), (12, 7320235), (13, 6757140), (15, 5856188), (20, 4392141), (26, 3378570), (30, 2928094), (39, 2252380), (52, 1689285), (60, 1464047), (65, 1351428), (78, 1126190), (130, 675714), (156, 563095), (169, 519780), (195, 450476), (260, 337857), (338, 259890), (390, 225238), (507, 173260), (676, 129945), (780, 112619), (845, 103956), (1014, 86630), (1690, 51978), (2028, 43315), (2535, 34652), (3380, 25989), (5070, 17326), (8663, 10140)]