28993300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:186

約数の個数: 108

約数和(自身を含む): 75154044

約数和(自身を除く): 46160744

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 61, 70, 97, 98, 100, 122, 140, 175, 194, 196, 244, 245, 305, 350, 388, 427, 485, 490, 610, 679, 700, 854, 970, 980, 1220, 1225, 1358, 1525, 1708, 1940, 2135, 2425, 2450, 2716, 2989, 3050, 3395, 4270, 4753, 4850, 4900, 5917, 5978, 6100, 6790, 8540, 9506, 9700, 10675, 11834, 11956, 13580, 14945, 16975, 19012, 21350, 23668, 23765, 29585, 29890, 33950, 41419, 42700, 47530, 59170, 59780, 67900, 74725, 82838, 95060, 118340, 118825, 147925, 149450, 165676, 207095, 237650, 289933, 295850, 298900, 414190, 475300, 579866, 591700, 828380, 1035475, 1159732, 1449665, 2070950, 2899330, 4141900, 5798660, 7248325, 14496650, 28993300]

約数ペア:

[(1, 28993300), (2, 14496650), (4, 7248325), (5, 5798660), (7, 4141900), (10, 2899330), (14, 2070950), (20, 1449665), (25, 1159732), (28, 1035475), (35, 828380), (49, 591700), (50, 579866), (61, 475300), (70, 414190), (97, 298900), (98, 295850), (100, 289933), (122, 237650), (140, 207095), (175, 165676), (194, 149450), (196, 147925), (244, 118825), (245, 118340), (305, 95060), (350, 82838), (388, 74725), (427, 67900), (485, 59780), (490, 59170), (610, 47530), (679, 42700), (700, 41419), (854, 33950), (970, 29890), (980, 29585), (1220, 23765), (1225, 23668), (1358, 21350), (1525, 19012), (1708, 16975), (1940, 14945), (2135, 13580), (2425, 11956), (2450, 11834), (2716, 10675), (2989, 9700), (3050, 9506), (3395, 8540), (4270, 6790), (4753, 6100), (4850, 5978), (4900, 5917)]