64955540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8059}}^1$

素因数の和:8112

約数の個数: 48

約数和(自身を含む): 151656960

約数和(自身を除く): 86701420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8059, 8060, 16118, 32236, 40295, 80590, 104767, 161180, 209534, 249829, 419068, 499658, 523835, 999316, 1047670, 1249145, 2095340, 2498290, 3247777, 4996580, 6495554, 12991108, 16238885, 32477770, 64955540]

約数ペア:

[(1, 64955540), (2, 32477770), (4, 16238885), (5, 12991108), (10, 6495554), (13, 4996580), (20, 3247777), (26, 2498290), (31, 2095340), (52, 1249145), (62, 1047670), (65, 999316), (124, 523835), (130, 499658), (155, 419068), (260, 249829), (310, 209534), (403, 161180), (620, 104767), (806, 80590), (1612, 40295), (2015, 32236), (4030, 16118), (8059, 8060)]