288291250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:305

約数の個数: 80

約数和(自身を含む): 590829624

約数和(自身を除く): 302538374

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 113, 125, 130, 157, 226, 250, 314, 325, 565, 625, 650, 785, 1130, 1250, 1469, 1570, 1625, 2041, 2825, 2938, 3250, 3925, 4082, 5650, 7345, 7850, 8125, 10205, 14125, 14690, 16250, 17741, 19625, 20410, 28250, 35482, 36725, 39250, 51025, 70625, 73450, 88705, 98125, 102050, 141250, 177410, 183625, 196250, 230633, 255125, 367250, 443525, 461266, 510250, 887050, 918125, 1153165, 1275625, 1836250, 2217625, 2306330, 2551250, 4435250, 5765825, 11088125, 11531650, 22176250, 28829125, 57658250, 144145625, 288291250]

約数ペア:

[(1, 288291250), (2, 144145625), (5, 57658250), (10, 28829125), (13, 22176250), (25, 11531650), (26, 11088125), (50, 5765825), (65, 4435250), (113, 2551250), (125, 2306330), (130, 2217625), (157, 1836250), (226, 1275625), (250, 1153165), (314, 918125), (325, 887050), (565, 510250), (625, 461266), (650, 443525), (785, 367250), (1130, 255125), (1250, 230633), (1469, 196250), (1570, 183625), (1625, 177410), (2041, 141250), (2825, 102050), (2938, 98125), (3250, 88705), (3925, 73450), (4082, 70625), (5650, 51025), (7345, 39250), (7850, 36725), (8125, 35482), (10205, 28250), (14125, 20410), (14690, 19625), (16250, 17741)]