69877275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 129344400

約数和(自身を除く): 59467125

約数列:

[1, 3, 5, 13, 15, 25, 37, 39, 65, 75, 111, 149, 169, 185, 195, 325, 447, 481, 507, 555, 745, 845, 925, 975, 1443, 1937, 2235, 2405, 2535, 2775, 3725, 4225, 5513, 5811, 6253, 7215, 9685, 11175, 12025, 12675, 16539, 18759, 25181, 27565, 29055, 31265, 36075, 48425, 71669, 75543, 82695, 93795, 125905, 137825, 145275, 156325, 215007, 358345, 377715, 413475, 468975, 629525, 931697, 1075035, 1791725, 1888575, 2795091, 4658485, 5375175, 13975455, 23292425, 69877275]

約数ペア:

[(1, 69877275), (3, 23292425), (5, 13975455), (13, 5375175), (15, 4658485), (25, 2795091), (37, 1888575), (39, 1791725), (65, 1075035), (75, 931697), (111, 629525), (149, 468975), (169, 413475), (185, 377715), (195, 358345), (325, 215007), (447, 156325), (481, 145275), (507, 137825), (555, 125905), (745, 93795), (845, 82695), (925, 75543), (975, 71669), (1443, 48425), (1937, 36075), (2235, 31265), (2405, 29055), (2535, 27565), (2775, 25181), (3725, 18759), (4225, 16539), (5513, 12675), (5811, 12025), (6253, 11175), (7215, 9685)]