64882500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:279

約数の個数: 120

約数和(自身を含む): 194712672

約数和(自身を除く): 129830172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 41, 50, 60, 75, 82, 100, 123, 125, 150, 164, 205, 211, 246, 250, 300, 375, 410, 422, 492, 500, 615, 625, 633, 750, 820, 844, 1025, 1055, 1230, 1250, 1266, 1500, 1875, 2050, 2110, 2460, 2500, 2532, 3075, 3165, 3750, 4100, 4220, 5125, 5275, 6150, 6330, 7500, 8651, 10250, 10550, 12300, 12660, 15375, 15825, 17302, 20500, 21100, 25625, 25953, 26375, 30750, 31650, 34604, 43255, 51250, 51906, 52750, 61500, 63300, 76875, 79125, 86510, 102500, 103812, 105500, 129765, 131875, 153750, 158250, 173020, 216275, 259530, 263750, 307500, 316500, 395625, 432550, 519060, 527500, 648825, 791250, 865100, 1081375, 1297650, 1582500, 2162750, 2595300, 3244125, 4325500, 5406875, 6488250, 10813750, 12976500, 16220625, 21627500, 32441250, 64882500]

約数ペア:

[(1, 64882500), (2, 32441250), (3, 21627500), (4, 16220625), (5, 12976500), (6, 10813750), (10, 6488250), (12, 5406875), (15, 4325500), (20, 3244125), (25, 2595300), (30, 2162750), (41, 1582500), (50, 1297650), (60, 1081375), (75, 865100), (82, 791250), (100, 648825), (123, 527500), (125, 519060), (150, 432550), (164, 395625), (205, 316500), (211, 307500), (246, 263750), (250, 259530), (300, 216275), (375, 173020), (410, 158250), (422, 153750), (492, 131875), (500, 129765), (615, 105500), (625, 103812), (633, 102500), (750, 86510), (820, 79125), (844, 76875), (1025, 63300), (1055, 61500), (1230, 52750), (1250, 51906), (1266, 51250), (1500, 43255), (1875, 34604), (2050, 31650), (2110, 30750), (2460, 26375), (2500, 25953), (2532, 25625), (3075, 21100), (3165, 20500), (3750, 17302), (4100, 15825), (4220, 15375), (5125, 12660), (5275, 12300), (6150, 10550), (6330, 10250), (7500, 8651)]