64345500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:285

約数の個数: 144

約数和(自身を含む): 206693760

約数和(自身を除く): 142348260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 79, 90, 100, 125, 150, 158, 180, 181, 225, 237, 250, 300, 316, 362, 375, 395, 450, 474, 500, 543, 711, 724, 750, 790, 900, 905, 948, 1086, 1125, 1185, 1422, 1500, 1580, 1629, 1810, 1975, 2172, 2250, 2370, 2715, 2844, 3258, 3555, 3620, 3950, 4500, 4525, 4740, 5430, 5925, 6516, 7110, 7900, 8145, 9050, 9875, 10860, 11850, 13575, 14220, 14299, 16290, 17775, 18100, 19750, 22625, 23700, 27150, 28598, 29625, 32580, 35550, 39500, 40725, 42897, 45250, 54300, 57196, 59250, 67875, 71100, 71495, 81450, 85794, 88875, 90500, 118500, 128691, 135750, 142990, 162900, 171588, 177750, 203625, 214485, 257382, 271500, 285980, 355500, 357475, 407250, 428970, 514764, 643455, 714950, 814500, 857940, 1072425, 1286910, 1429900, 1787375, 2144850, 2573820, 3217275, 3574750, 4289700, 5362125, 6434550, 7149500, 10724250, 12869100, 16086375, 21448500, 32172750, 64345500]

約数ペア:

[(1, 64345500), (2, 32172750), (3, 21448500), (4, 16086375), (5, 12869100), (6, 10724250), (9, 7149500), (10, 6434550), (12, 5362125), (15, 4289700), (18, 3574750), (20, 3217275), (25, 2573820), (30, 2144850), (36, 1787375), (45, 1429900), (50, 1286910), (60, 1072425), (75, 857940), (79, 814500), (90, 714950), (100, 643455), (125, 514764), (150, 428970), (158, 407250), (180, 357475), (181, 355500), (225, 285980), (237, 271500), (250, 257382), (300, 214485), (316, 203625), (362, 177750), (375, 171588), (395, 162900), (450, 142990), (474, 135750), (500, 128691), (543, 118500), (711, 90500), (724, 88875), (750, 85794), (790, 81450), (900, 71495), (905, 71100), (948, 67875), (1086, 59250), (1125, 57196), (1185, 54300), (1422, 45250), (1500, 42897), (1580, 40725), (1629, 39500), (1810, 35550), (1975, 32580), (2172, 29625), (2250, 28598), (2370, 27150), (2715, 23700), (2844, 22625), (3258, 19750), (3555, 18100), (3620, 17775), (3950, 16290), (4500, 14299), (4525, 14220), (4740, 13575), (5430, 11850), (5925, 10860), (6516, 9875), (7110, 9050), (7900, 8145)]