231611900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9377}}^1$

素因数の和:9423

約数の個数: 72

約数和(自身を含む): 569807280

約数和(自身を除く): 338195380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1300, 1900, 2470, 4940, 6175, 9377, 12350, 18754, 24700, 37508, 46885, 93770, 121901, 178163, 187540, 234425, 243802, 356326, 468850, 487604, 609505, 712652, 890815, 937700, 1219010, 1781630, 2316119, 2438020, 3047525, 3563260, 4454075, 4632238, 6095050, 8908150, 9264476, 11580595, 12190100, 17816300, 23161190, 46322380, 57902975, 115805950, 231611900]

約数ペア:

[(1, 231611900), (2, 115805950), (4, 57902975), (5, 46322380), (10, 23161190), (13, 17816300), (19, 12190100), (20, 11580595), (25, 9264476), (26, 8908150), (38, 6095050), (50, 4632238), (52, 4454075), (65, 3563260), (76, 3047525), (95, 2438020), (100, 2316119), (130, 1781630), (190, 1219010), (247, 937700), (260, 890815), (325, 712652), (380, 609505), (475, 487604), (494, 468850), (650, 356326), (950, 243802), (988, 234425), (1235, 187540), (1300, 178163), (1900, 121901), (2470, 93770), (4940, 46885), (6175, 37508), (9377, 24700), (12350, 18754)]