38485900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{577}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 90306720

約数和(自身を除く): 51820820

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 29, 46, 50, 58, 92, 100, 115, 116, 145, 230, 290, 460, 575, 577, 580, 667, 725, 1150, 1154, 1334, 1450, 2300, 2308, 2668, 2885, 2900, 3335, 5770, 6670, 11540, 13271, 13340, 14425, 16675, 16733, 26542, 28850, 33350, 33466, 53084, 57700, 66355, 66700, 66932, 83665, 132710, 167330, 265420, 331775, 334660, 384859, 418325, 663550, 769718, 836650, 1327100, 1539436, 1673300, 1924295, 3848590, 7697180, 9621475, 19242950, 38485900]

約数ペア:

[(1, 38485900), (2, 19242950), (4, 9621475), (5, 7697180), (10, 3848590), (20, 1924295), (23, 1673300), (25, 1539436), (29, 1327100), (46, 836650), (50, 769718), (58, 663550), (92, 418325), (100, 384859), (115, 334660), (116, 331775), (145, 265420), (230, 167330), (290, 132710), (460, 83665), (575, 66932), (577, 66700), (580, 66355), (667, 57700), (725, 53084), (1150, 33466), (1154, 33350), (1334, 28850), (1450, 26542), (2300, 16733), (2308, 16675), (2668, 14425), (2885, 13340), (2900, 13271), (3335, 11540), (5770, 6670)]