30254450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 58924800

約数和(自身を除く): 28670350

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 131, 149, 155, 262, 298, 310, 655, 745, 775, 1310, 1490, 1550, 3275, 3725, 4061, 4619, 6550, 7450, 8122, 9238, 19519, 20305, 23095, 39038, 40610, 46190, 97595, 101525, 115475, 195190, 203050, 230950, 487975, 605089, 975950, 1210178, 3025445, 6050890, 15127225, 30254450]

約数ペア:

[(1, 30254450), (2, 15127225), (5, 6050890), (10, 3025445), (25, 1210178), (31, 975950), (50, 605089), (62, 487975), (131, 230950), (149, 203050), (155, 195190), (262, 115475), (298, 101525), (310, 97595), (655, 46190), (745, 40610), (775, 39038), (1310, 23095), (1490, 20305), (1550, 19519), (3275, 9238), (3725, 8122), (4061, 7450), (4619, 6550)]