40798605

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 72887040

約数和(自身を除く): 32088435

約数列:

[1, 3, 5, 15, 19, 37, 53, 57, 73, 95, 111, 159, 185, 219, 265, 285, 365, 555, 703, 795, 1007, 1095, 1387, 1961, 2109, 2701, 3021, 3515, 3869, 4161, 5035, 5883, 6935, 8103, 9805, 10545, 11607, 13505, 15105, 19345, 20805, 29415, 37259, 40515, 51319, 58035, 73511, 111777, 143153, 153957, 186295, 220533, 256595, 367555, 429459, 558885, 715765, 769785, 1102665, 2147295, 2719907, 8159721, 13599535, 40798605]

約数ペア:

[(1, 40798605), (3, 13599535), (5, 8159721), (15, 2719907), (19, 2147295), (37, 1102665), (53, 769785), (57, 715765), (73, 558885), (95, 429459), (111, 367555), (159, 256595), (185, 220533), (219, 186295), (265, 153957), (285, 143153), (365, 111777), (555, 73511), (703, 58035), (795, 51319), (1007, 40515), (1095, 37259), (1387, 29415), (1961, 20805), (2109, 19345), (2701, 15105), (3021, 13505), (3515, 11607), (3869, 10545), (4161, 9805), (5035, 8103), (5883, 6935)]