72488325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 159751680

約数和(自身を除く): 87263355

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 25, 35, 39, 43, 57, 65, 75, 91, 95, 105, 129, 133, 169, 175, 195, 215, 247, 273, 285, 301, 325, 399, 455, 475, 507, 525, 559, 645, 665, 741, 817, 845, 903, 975, 1075, 1183, 1235, 1365, 1425, 1505, 1677, 1729, 1995, 2275, 2451, 2535, 2795, 3211, 3225, 3325, 3549, 3705, 3913, 4085, 4225, 4515, 5187, 5719, 5915, 6175, 6825, 7267, 7525, 8385, 8645, 9633, 9975, 10621, 11739, 12255, 12675, 13975, 16055, 17157, 17745, 18525, 19565, 20425, 21801, 22477, 22575, 25935, 28595, 29575, 31863, 36335, 41925, 43225, 48165, 50869, 53105, 58695, 61275, 67431, 74347, 80275, 85785, 88725, 97825, 109005, 112385, 129675, 138073, 142975, 152607, 159315, 181675, 223041, 240825, 254345, 265525, 293475, 337155, 371735, 414219, 428925, 545025, 561925, 690365, 763035, 796575, 966511, 1115205, 1271725, 1685775, 1858675, 2071095, 2899533, 3451825, 3815175, 4832555, 5576025, 10355475, 14497665, 24162775, 72488325]

約数ペア:

[(1, 72488325), (3, 24162775), (5, 14497665), (7, 10355475), (13, 5576025), (15, 4832555), (19, 3815175), (21, 3451825), (25, 2899533), (35, 2071095), (39, 1858675), (43, 1685775), (57, 1271725), (65, 1115205), (75, 966511), (91, 796575), (95, 763035), (105, 690365), (129, 561925), (133, 545025), (169, 428925), (175, 414219), (195, 371735), (215, 337155), (247, 293475), (273, 265525), (285, 254345), (301, 240825), (325, 223041), (399, 181675), (455, 159315), (475, 152607), (507, 142975), (525, 138073), (559, 129675), (645, 112385), (665, 109005), (741, 97825), (817, 88725), (845, 85785), (903, 80275), (975, 74347), (1075, 67431), (1183, 61275), (1235, 58695), (1365, 53105), (1425, 50869), (1505, 48165), (1677, 43225), (1729, 41925), (1995, 36335), (2275, 31863), (2451, 29575), (2535, 28595), (2795, 25935), (3211, 22575), (3225, 22477), (3325, 21801), (3549, 20425), (3705, 19565), (3913, 18525), (4085, 17745), (4225, 17157), (4515, 16055), (5187, 13975), (5719, 12675), (5915, 12255), (6175, 11739), (6825, 10621), (7267, 9975), (7525, 9633), (8385, 8645)]