389906400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12497}}^1$

素因数の和:12533

約数の個数: 144

約数和(自身を含む): 1366881264

約数和(自身を除く): 976974864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 416, 480, 520, 600, 624, 650, 780, 800, 975, 1040, 1200, 1248, 1300, 1560, 1950, 2080, 2400, 2600, 3120, 3900, 5200, 6240, 7800, 10400, 12497, 15600, 24994, 31200, 37491, 49988, 62485, 74982, 99976, 124970, 149964, 162461, 187455, 199952, 249940, 299928, 312425, 324922, 374910, 399904, 487383, 499880, 599856, 624850, 649844, 749820, 812305, 937275, 974766, 999760, 1199712, 1249700, 1299688, 1499640, 1624610, 1874550, 1949532, 1999520, 2436915, 2499400, 2599376, 2999280, 3249220, 3749100, 3899064, 4061525, 4873830, 4998800, 5198752, 5998560, 6498440, 7498200, 7798128, 8123050, 9747660, 9997600, 12184575, 12996880, 14996400, 15596256, 16246100, 19495320, 24369150, 25993760, 29992800, 32492200, 38990640, 48738300, 64984400, 77981280, 97476600, 129968800, 194953200, 389906400]

約数ペア:

[(1, 389906400), (2, 194953200), (3, 129968800), (4, 97476600), (5, 77981280), (6, 64984400), (8, 48738300), (10, 38990640), (12, 32492200), (13, 29992800), (15, 25993760), (16, 24369150), (20, 19495320), (24, 16246100), (25, 15596256), (26, 14996400), (30, 12996880), (32, 12184575), (39, 9997600), (40, 9747660), (48, 8123050), (50, 7798128), (52, 7498200), (60, 6498440), (65, 5998560), (75, 5198752), (78, 4998800), (80, 4873830), (96, 4061525), (100, 3899064), (104, 3749100), (120, 3249220), (130, 2999280), (150, 2599376), (156, 2499400), (160, 2436915), (195, 1999520), (200, 1949532), (208, 1874550), (240, 1624610), (260, 1499640), (300, 1299688), (312, 1249700), (325, 1199712), (390, 999760), (400, 974766), (416, 937275), (480, 812305), (520, 749820), (600, 649844), (624, 624850), (650, 599856), (780, 499880), (800, 487383), (975, 399904), (1040, 374910), (1200, 324922), (1248, 312425), (1300, 299928), (1560, 249940), (1950, 199952), (2080, 187455), (2400, 162461), (2600, 149964), (3120, 124970), (3900, 99976), (5200, 74982), (6240, 62485), (7800, 49988), (10400, 37491), (12497, 31200), (15600, 24994)]