64143650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1427}}^1$

素因数の和:1499

約数の個数: 48

約数和(自身を含む): 127491840

約数和(自身を除く): 63348190

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 145, 155, 290, 310, 725, 775, 899, 1427, 1450, 1550, 1798, 2854, 4495, 7135, 8990, 14270, 22475, 35675, 41383, 44237, 44950, 71350, 82766, 88474, 206915, 221185, 413830, 442370, 1034575, 1105925, 1282873, 2069150, 2211850, 2565746, 6414365, 12828730, 32071825, 64143650]

約数ペア:

[(1, 64143650), (2, 32071825), (5, 12828730), (10, 6414365), (25, 2565746), (29, 2211850), (31, 2069150), (50, 1282873), (58, 1105925), (62, 1034575), (145, 442370), (155, 413830), (290, 221185), (310, 206915), (725, 88474), (775, 82766), (899, 71350), (1427, 44950), (1450, 44237), (1550, 41383), (1798, 35675), (2854, 22475), (4495, 14270), (7135, 8990)]