75390760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{373}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 176647680

約数和(自身を除く): 101256920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 163, 248, 310, 326, 373, 620, 652, 746, 815, 1240, 1304, 1492, 1630, 1865, 2984, 3260, 3730, 5053, 6520, 7460, 10106, 11563, 14920, 20212, 23126, 25265, 40424, 46252, 50530, 57815, 60799, 92504, 101060, 115630, 121598, 202120, 231260, 243196, 303995, 462520, 486392, 607990, 1215980, 1884769, 2431960, 3769538, 7539076, 9423845, 15078152, 18847690, 37695380, 75390760]

約数ペア:

[(1, 75390760), (2, 37695380), (4, 18847690), (5, 15078152), (8, 9423845), (10, 7539076), (20, 3769538), (31, 2431960), (40, 1884769), (62, 1215980), (124, 607990), (155, 486392), (163, 462520), (248, 303995), (310, 243196), (326, 231260), (373, 202120), (620, 121598), (652, 115630), (746, 101060), (815, 92504), (1240, 60799), (1304, 57815), (1492, 50530), (1630, 46252), (1865, 40424), (2984, 25265), (3260, 23126), (3730, 20212), (5053, 14920), (6520, 11563), (7460, 10106)]