74654120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 175392000

約数和(自身を除く): 100737880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 139, 145, 232, 278, 290, 463, 556, 580, 695, 926, 1112, 1160, 1390, 1852, 2315, 2780, 3704, 4031, 4630, 5560, 8062, 9260, 13427, 16124, 18520, 20155, 26854, 32248, 40310, 53708, 64357, 67135, 80620, 107416, 128714, 134270, 161240, 257428, 268540, 321785, 514856, 537080, 643570, 1287140, 1866353, 2574280, 3732706, 7465412, 9331765, 14930824, 18663530, 37327060, 74654120]

約数ペア:

[(1, 74654120), (2, 37327060), (4, 18663530), (5, 14930824), (8, 9331765), (10, 7465412), (20, 3732706), (29, 2574280), (40, 1866353), (58, 1287140), (116, 643570), (139, 537080), (145, 514856), (232, 321785), (278, 268540), (290, 257428), (463, 161240), (556, 134270), (580, 128714), (695, 107416), (926, 80620), (1112, 67135), (1160, 64357), (1390, 53708), (1852, 40310), (2315, 32248), (2780, 26854), (3704, 20155), (4031, 18520), (4630, 16124), (5560, 13427), (8062, 9260)]