61254100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 141727040

約数和(自身を除く): 80472940

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 103, 190, 206, 313, 380, 412, 475, 515, 626, 950, 1030, 1252, 1565, 1900, 1957, 2060, 2575, 3130, 3914, 5150, 5947, 6260, 7825, 7828, 9785, 10300, 11894, 15650, 19570, 23788, 29735, 31300, 32239, 39140, 48925, 59470, 64478, 97850, 118940, 128956, 148675, 161195, 195700, 297350, 322390, 594700, 612541, 644780, 805975, 1225082, 1611950, 2450164, 3062705, 3223900, 6125410, 12250820, 15313525, 30627050, 61254100]

約数ペア:

[(1, 61254100), (2, 30627050), (4, 15313525), (5, 12250820), (10, 6125410), (19, 3223900), (20, 3062705), (25, 2450164), (38, 1611950), (50, 1225082), (76, 805975), (95, 644780), (100, 612541), (103, 594700), (190, 322390), (206, 297350), (313, 195700), (380, 161195), (412, 148675), (475, 128956), (515, 118940), (626, 97850), (950, 64478), (1030, 59470), (1252, 48925), (1565, 39140), (1900, 32239), (1957, 31300), (2060, 29735), (2575, 23788), (3130, 19570), (3914, 15650), (5150, 11894), (5947, 10300), (6260, 9785), (7825, 7828)]