127942100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:450

約数の個数: 144

約数和(自身を含む): 341228160

約数和(自身を除く): 213286060

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 23, 25, 26, 44, 46, 50, 52, 55, 65, 92, 100, 110, 115, 130, 143, 220, 230, 253, 260, 275, 286, 299, 325, 389, 460, 506, 550, 572, 575, 598, 650, 715, 778, 1012, 1100, 1150, 1196, 1265, 1300, 1430, 1495, 1556, 1945, 2300, 2530, 2860, 2990, 3289, 3575, 3890, 4279, 5057, 5060, 5980, 6325, 6578, 7150, 7475, 7780, 8558, 8947, 9725, 10114, 12650, 13156, 14300, 14950, 16445, 17116, 17894, 19450, 20228, 21395, 25285, 25300, 29900, 32890, 35788, 38900, 42790, 44735, 50570, 55627, 65780, 82225, 85580, 89470, 98417, 101140, 106975, 111254, 116311, 126425, 164450, 178940, 196834, 213950, 222508, 223675, 232622, 252850, 278135, 328900, 393668, 427900, 447350, 465244, 492085, 505700, 556270, 581555, 894700, 984170, 1112540, 1163110, 1279421, 1390675, 1968340, 2326220, 2460425, 2558842, 2781350, 2907775, 4920850, 5117684, 5562700, 5815550, 6397105, 9841700, 11631100, 12794210, 25588420, 31985525, 63971050, 127942100]

約数ペア:

[(1, 127942100), (2, 63971050), (4, 31985525), (5, 25588420), (10, 12794210), (11, 11631100), (13, 9841700), (20, 6397105), (22, 5815550), (23, 5562700), (25, 5117684), (26, 4920850), (44, 2907775), (46, 2781350), (50, 2558842), (52, 2460425), (55, 2326220), (65, 1968340), (92, 1390675), (100, 1279421), (110, 1163110), (115, 1112540), (130, 984170), (143, 894700), (220, 581555), (230, 556270), (253, 505700), (260, 492085), (275, 465244), (286, 447350), (299, 427900), (325, 393668), (389, 328900), (460, 278135), (506, 252850), (550, 232622), (572, 223675), (575, 222508), (598, 213950), (650, 196834), (715, 178940), (778, 164450), (1012, 126425), (1100, 116311), (1150, 111254), (1196, 106975), (1265, 101140), (1300, 98417), (1430, 89470), (1495, 85580), (1556, 82225), (1945, 65780), (2300, 55627), (2530, 50570), (2860, 44735), (2990, 42790), (3289, 38900), (3575, 35788), (3890, 32890), (4279, 29900), (5057, 25300), (5060, 25285), (5980, 21395), (6325, 20228), (6578, 19450), (7150, 17894), (7475, 17116), (7780, 16445), (8558, 14950), (8947, 14300), (9725, 13156), (10114, 12650)]