38980341160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{397921}}^1$

素因数の和:398042

約数の個数: 64

約数和(自身を含む): 91681228800

約数和(自身を除く): 52700887640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 79, 124, 155, 158, 248, 310, 316, 395, 620, 632, 790, 1240, 1580, 2449, 3160, 4898, 9796, 12245, 19592, 24490, 48980, 97960, 397921, 795842, 1591684, 1989605, 3183368, 3979210, 7958420, 12335551, 15916840, 24671102, 31435759, 49342204, 61677755, 62871518, 98684408, 123355510, 125743036, 157178795, 246711020, 251486072, 314357590, 493422040, 628715180, 974508529, 1257430360, 1949017058, 3898034116, 4872542645, 7796068232, 9745085290, 19490170580, 38980341160]

約数ペア:

[(1, 38980341160), (2, 19490170580), (4, 9745085290), (5, 7796068232), (8, 4872542645), (10, 3898034116), (20, 1949017058), (31, 1257430360), (40, 974508529), (62, 628715180), (79, 493422040), (124, 314357590), (155, 251486072), (158, 246711020), (248, 157178795), (310, 125743036), (316, 123355510), (395, 98684408), (620, 62871518), (632, 61677755), (790, 49342204), (1240, 31435759), (1580, 24671102), (2449, 15916840), (3160, 12335551), (4898, 7958420), (9796, 3979210), (12245, 3183368), (19592, 1989605), (24490, 1591684), (48980, 795842), (97960, 397921)]