140141625

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:156

約数の個数: 128

約数和(自身を含む): 283046400

約数和(自身を除く): 142904775

約数列:

[1, 3, 5, 13, 15, 17, 19, 25, 39, 51, 57, 65, 75, 85, 89, 95, 125, 195, 221, 247, 255, 267, 285, 323, 325, 375, 425, 445, 475, 663, 741, 969, 975, 1105, 1157, 1235, 1275, 1335, 1425, 1513, 1615, 1625, 1691, 2125, 2225, 2375, 3315, 3471, 3705, 4199, 4539, 4845, 4875, 5073, 5525, 5785, 6175, 6375, 6675, 7125, 7565, 8075, 8455, 11125, 12597, 16575, 17355, 18525, 19669, 20995, 21983, 22695, 24225, 25365, 27625, 28747, 28925, 30875, 33375, 37825, 40375, 42275, 59007, 62985, 65949, 82875, 86241, 86775, 92625, 98345, 104975, 109915, 113475, 121125, 126825, 143735, 144625, 189125, 211375, 295035, 314925, 329745, 373711, 431205, 433875, 491725, 524875, 549575, 567375, 634125, 718675, 1121133, 1475175, 1574625, 1648725, 1868555, 2156025, 2458625, 2747875, 3593375, 5605665, 7375875, 8243625, 9342775, 10780125, 28028325, 46713875, 140141625]

約数ペア:

[(1, 140141625), (3, 46713875), (5, 28028325), (13, 10780125), (15, 9342775), (17, 8243625), (19, 7375875), (25, 5605665), (39, 3593375), (51, 2747875), (57, 2458625), (65, 2156025), (75, 1868555), (85, 1648725), (89, 1574625), (95, 1475175), (125, 1121133), (195, 718675), (221, 634125), (247, 567375), (255, 549575), (267, 524875), (285, 491725), (323, 433875), (325, 431205), (375, 373711), (425, 329745), (445, 314925), (475, 295035), (663, 211375), (741, 189125), (969, 144625), (975, 143735), (1105, 126825), (1157, 121125), (1235, 113475), (1275, 109915), (1335, 104975), (1425, 98345), (1513, 92625), (1615, 86775), (1625, 86241), (1691, 82875), (2125, 65949), (2225, 62985), (2375, 59007), (3315, 42275), (3471, 40375), (3705, 37825), (4199, 33375), (4539, 30875), (4845, 28925), (4875, 28747), (5073, 27625), (5525, 25365), (5785, 24225), (6175, 22695), (6375, 21983), (6675, 20995), (7125, 19669), (7565, 18525), (8075, 17355), (8455, 16575), (11125, 12597)]