1320824450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{541}}^1$

素因数の和:780

約数の個数: 96

約数和(自身を含む): 2816284032

約数和(自身を除く): 1495459582

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 193, 230, 253, 275, 386, 506, 541, 550, 575, 965, 1082, 1150, 1265, 1930, 2123, 2530, 2705, 4246, 4439, 4825, 5410, 5951, 6325, 8878, 9650, 10615, 11902, 12443, 12650, 13525, 21230, 22195, 24886, 27050, 29755, 44390, 48829, 53075, 59510, 62215, 97658, 104413, 106150, 110975, 124430, 136873, 148775, 208826, 221950, 244145, 273746, 297550, 311075, 488290, 522065, 622150, 684365, 1044130, 1148543, 1220725, 1368730, 2297086, 2401499, 2441450, 2610325, 3421825, 4802998, 5220650, 5742715, 6843650, 11485430, 12007495, 24014990, 26416489, 28713575, 52832978, 57427150, 60037475, 120074950, 132082445, 264164890, 660412225, 1320824450]

約数ペア:

[(1, 1320824450), (2, 660412225), (5, 264164890), (10, 132082445), (11, 120074950), (22, 60037475), (23, 57427150), (25, 52832978), (46, 28713575), (50, 26416489), (55, 24014990), (110, 12007495), (115, 11485430), (193, 6843650), (230, 5742715), (253, 5220650), (275, 4802998), (386, 3421825), (506, 2610325), (541, 2441450), (550, 2401499), (575, 2297086), (965, 1368730), (1082, 1220725), (1150, 1148543), (1265, 1044130), (1930, 684365), (2123, 622150), (2530, 522065), (2705, 488290), (4246, 311075), (4439, 297550), (4825, 273746), (5410, 244145), (5951, 221950), (6325, 208826), (8878, 148775), (9650, 136873), (10615, 124430), (11902, 110975), (12443, 106150), (12650, 104413), (13525, 97658), (21230, 62215), (22195, 59510), (24886, 53075), (27050, 48829), (29755, 44390)]