129002240

素因数分解:

$2^8\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1039}}^1$

素因数の和:1157

約数の個数: 72

約数和(自身を含む): 312486720

約数和(自身を除く): 183484480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 256, 320, 388, 485, 640, 776, 970, 1039, 1280, 1552, 1940, 2078, 3104, 3880, 4156, 5195, 6208, 7760, 8312, 10390, 12416, 15520, 16624, 20780, 24832, 31040, 33248, 41560, 62080, 66496, 83120, 100783, 124160, 132992, 166240, 201566, 265984, 332480, 403132, 503915, 664960, 806264, 1007830, 1329920, 1612528, 2015660, 3225056, 4031320, 6450112, 8062640, 12900224, 16125280, 25800448, 32250560, 64501120, 129002240]

約数ペア:

[(1, 129002240), (2, 64501120), (4, 32250560), (5, 25800448), (8, 16125280), (10, 12900224), (16, 8062640), (20, 6450112), (32, 4031320), (40, 3225056), (64, 2015660), (80, 1612528), (97, 1329920), (128, 1007830), (160, 806264), (194, 664960), (256, 503915), (320, 403132), (388, 332480), (485, 265984), (640, 201566), (776, 166240), (970, 132992), (1039, 124160), (1280, 100783), (1552, 83120), (1940, 66496), (2078, 62080), (3104, 41560), (3880, 33248), (4156, 31040), (5195, 24832), (6208, 20780), (7760, 16624), (8312, 15520), (10390, 12416)]