78696100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 210958720

約数和(自身を除く): 132262620

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 61, 70, 76, 95, 97, 100, 122, 133, 140, 175, 190, 194, 244, 266, 305, 350, 380, 388, 427, 475, 485, 532, 610, 665, 679, 700, 854, 950, 970, 1159, 1220, 1330, 1358, 1525, 1708, 1843, 1900, 1940, 2135, 2318, 2425, 2660, 2716, 3050, 3325, 3395, 3686, 4270, 4636, 4850, 5795, 5917, 6100, 6650, 6790, 7372, 8113, 8540, 9215, 9700, 10675, 11590, 11834, 12901, 13300, 13580, 16226, 16975, 18430, 21350, 23180, 23668, 25802, 28975, 29585, 32452, 33950, 36860, 40565, 41419, 42700, 46075, 51604, 57950, 59170, 64505, 67900, 81130, 82838, 92150, 112423, 115900, 118340, 129010, 147925, 162260, 165676, 184300, 202825, 207095, 224846, 258020, 295850, 322525, 405650, 414190, 449692, 562115, 591700, 645050, 786961, 811300, 828380, 1035475, 1124230, 1290100, 1573922, 2070950, 2248460, 2810575, 3147844, 3934805, 4141900, 5621150, 7869610, 11242300, 15739220, 19674025, 39348050, 78696100]

約数ペア:

[(1, 78696100), (2, 39348050), (4, 19674025), (5, 15739220), (7, 11242300), (10, 7869610), (14, 5621150), (19, 4141900), (20, 3934805), (25, 3147844), (28, 2810575), (35, 2248460), (38, 2070950), (50, 1573922), (61, 1290100), (70, 1124230), (76, 1035475), (95, 828380), (97, 811300), (100, 786961), (122, 645050), (133, 591700), (140, 562115), (175, 449692), (190, 414190), (194, 405650), (244, 322525), (266, 295850), (305, 258020), (350, 224846), (380, 207095), (388, 202825), (427, 184300), (475, 165676), (485, 162260), (532, 147925), (610, 129010), (665, 118340), (679, 115900), (700, 112423), (854, 92150), (950, 82838), (970, 81130), (1159, 67900), (1220, 64505), (1330, 59170), (1358, 57950), (1525, 51604), (1708, 46075), (1843, 42700), (1900, 41419), (1940, 40565), (2135, 36860), (2318, 33950), (2425, 32452), (2660, 29585), (2716, 28975), (3050, 25802), (3325, 23668), (3395, 23180), (3686, 21350), (4270, 18430), (4636, 16975), (4850, 16226), (5795, 13580), (5917, 13300), (6100, 12901), (6650, 11834), (6790, 11590), (7372, 10675), (8113, 9700), (8540, 9215)]