156768975

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{653}}^1$

素因数の和:777

約数の個数: 72

約数和(自身を含む): 309948912

約数和(自身を除く): 153179937

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 97, 99, 165, 225, 275, 291, 485, 495, 653, 825, 873, 1067, 1455, 1959, 2425, 2475, 3201, 3265, 4365, 5335, 5877, 7183, 7275, 9603, 9795, 16005, 16325, 21549, 21825, 26675, 29385, 35915, 48015, 48975, 63341, 64647, 80025, 107745, 146925, 179575, 190023, 240075, 316705, 323235, 538725, 570069, 696751, 950115, 1583525, 1616175, 2090253, 2850345, 3483755, 4750575, 6270759, 10451265, 14251725, 17418775, 31353795, 52256325, 156768975]

約数ペア:

[(1, 156768975), (3, 52256325), (5, 31353795), (9, 17418775), (11, 14251725), (15, 10451265), (25, 6270759), (33, 4750575), (45, 3483755), (55, 2850345), (75, 2090253), (97, 1616175), (99, 1583525), (165, 950115), (225, 696751), (275, 570069), (291, 538725), (485, 323235), (495, 316705), (653, 240075), (825, 190023), (873, 179575), (1067, 146925), (1455, 107745), (1959, 80025), (2425, 64647), (2475, 63341), (3201, 48975), (3265, 48015), (4365, 35915), (5335, 29385), (5877, 26675), (7183, 21825), (7275, 21549), (9603, 16325), (9795, 16005)]