25124940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1439}}^1$

素因数の和:1551

約数の個数: 72

約数和(自身を含む): 77051520

約数和(自身を除く): 51926580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1439, 1455, 1746, 1940, 2878, 2910, 3492, 4317, 4365, 5756, 5820, 7195, 8634, 8730, 12951, 14390, 17268, 17460, 21585, 25902, 28780, 43170, 51804, 64755, 86340, 129510, 139583, 259020, 279166, 418749, 558332, 697915, 837498, 1256247, 1395830, 1674996, 2093745, 2512494, 2791660, 4187490, 5024988, 6281235, 8374980, 12562470, 25124940]

約数ペア:

[(1, 25124940), (2, 12562470), (3, 8374980), (4, 6281235), (5, 5024988), (6, 4187490), (9, 2791660), (10, 2512494), (12, 2093745), (15, 1674996), (18, 1395830), (20, 1256247), (30, 837498), (36, 697915), (45, 558332), (60, 418749), (90, 279166), (97, 259020), (180, 139583), (194, 129510), (291, 86340), (388, 64755), (485, 51804), (582, 43170), (873, 28780), (970, 25902), (1164, 21585), (1439, 17460), (1455, 17268), (1746, 14390), (1940, 12951), (2878, 8730), (2910, 8634), (3492, 7195), (4317, 5820), (4365, 5756)]