13581250

素因数分解:

$2^1\times 5^5\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:121

約数の個数: 48

約数和(自身を含む): 26576424

約数和(自身を除く): 12995174

約数列:

[1, 2, 5, 10, 25, 41, 50, 53, 82, 106, 125, 205, 250, 265, 410, 530, 625, 1025, 1250, 1325, 2050, 2173, 2650, 3125, 4346, 5125, 6250, 6625, 10250, 10865, 13250, 21730, 25625, 33125, 51250, 54325, 66250, 108650, 128125, 165625, 256250, 271625, 331250, 543250, 1358125, 2716250, 6790625, 13581250]

約数ペア:

[(1, 13581250), (2, 6790625), (5, 2716250), (10, 1358125), (25, 543250), (41, 331250), (50, 271625), (53, 256250), (82, 165625), (106, 128125), (125, 108650), (205, 66250), (250, 54325), (265, 51250), (410, 33125), (530, 25625), (625, 21730), (1025, 13250), (1250, 10865), (1325, 10250), (2050, 6625), (2173, 6250), (2650, 5125), (3125, 4346)]