18457400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 47913600

約数和(自身を除く): 29456200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 130, 155, 200, 229, 248, 260, 310, 325, 403, 458, 520, 620, 650, 775, 806, 916, 1145, 1240, 1300, 1550, 1612, 1832, 2015, 2290, 2600, 2977, 3100, 3224, 4030, 4580, 5725, 5954, 6200, 7099, 8060, 9160, 10075, 11450, 11908, 14198, 14885, 16120, 20150, 22900, 23816, 28396, 29770, 35495, 40300, 45800, 56792, 59540, 70990, 74425, 80600, 92287, 119080, 141980, 148850, 177475, 184574, 283960, 297700, 354950, 369148, 461435, 595400, 709900, 738296, 922870, 1419800, 1845740, 2307175, 3691480, 4614350, 9228700, 18457400]

約数ペア:

[(1, 18457400), (2, 9228700), (4, 4614350), (5, 3691480), (8, 2307175), (10, 1845740), (13, 1419800), (20, 922870), (25, 738296), (26, 709900), (31, 595400), (40, 461435), (50, 369148), (52, 354950), (62, 297700), (65, 283960), (100, 184574), (104, 177475), (124, 148850), (130, 141980), (155, 119080), (200, 92287), (229, 80600), (248, 74425), (260, 70990), (310, 59540), (325, 56792), (403, 45800), (458, 40300), (520, 35495), (620, 29770), (650, 28396), (775, 23816), (806, 22900), (916, 20150), (1145, 16120), (1240, 14885), (1300, 14198), (1550, 11908), (1612, 11450), (1832, 10075), (2015, 9160), (2290, 8060), (2600, 7099), (2977, 6200), (3100, 5954), (3224, 5725), (4030, 4580)]