158237300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{121721}}^1$

素因数の和:121748

約数の個数: 36

約数和(自身を含む): 369791436

約数和(自身を除く): 211554136

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 121721, 243442, 486884, 608605, 1217210, 1582373, 2434420, 3043025, 3164746, 6086050, 6329492, 7911865, 12172100, 15823730, 31647460, 39559325, 79118650, 158237300]

約数ペア:

[(1, 158237300), (2, 79118650), (4, 39559325), (5, 31647460), (10, 15823730), (13, 12172100), (20, 7911865), (25, 6329492), (26, 6086050), (50, 3164746), (52, 3043025), (65, 2434420), (100, 1582373), (130, 1217210), (260, 608605), (325, 486884), (650, 243442), (1300, 121721)]