25873020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{15971}}^1$

素因数の和:15992

約数の個数: 60

約数和(自身を含む): 81169704

約数和(自身を除く): 55296684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 15971, 31942, 47913, 63884, 79855, 95826, 143739, 159710, 191652, 239565, 287478, 319420, 431217, 479130, 574956, 718695, 862434, 958260, 1293651, 1437390, 1724868, 2156085, 2587302, 2874780, 4312170, 5174604, 6468255, 8624340, 12936510, 25873020]

約数ペア:

[(1, 25873020), (2, 12936510), (3, 8624340), (4, 6468255), (5, 5174604), (6, 4312170), (9, 2874780), (10, 2587302), (12, 2156085), (15, 1724868), (18, 1437390), (20, 1293651), (27, 958260), (30, 862434), (36, 718695), (45, 574956), (54, 479130), (60, 431217), (81, 319420), (90, 287478), (108, 239565), (135, 191652), (162, 159710), (180, 143739), (270, 95826), (324, 79855), (405, 63884), (540, 47913), (810, 31942), (1620, 15971)]