30612800

素因数分解:

$2^6\times 5^2\times {\mathrm{19}}^2\times {\mathrm{53}}^1$

素因数の和:113

約数の個数: 126

約数和(自身を含む): 80999838

約数和(自身を除く): 50387038

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 53, 64, 76, 80, 95, 100, 106, 152, 160, 190, 200, 212, 265, 304, 320, 361, 380, 400, 424, 475, 530, 608, 722, 760, 800, 848, 950, 1007, 1060, 1216, 1325, 1444, 1520, 1600, 1696, 1805, 1900, 2014, 2120, 2650, 2888, 3040, 3392, 3610, 3800, 4028, 4240, 5035, 5300, 5776, 6080, 7220, 7600, 8056, 8480, 9025, 10070, 10600, 11552, 14440, 15200, 16112, 16960, 18050, 19133, 20140, 21200, 23104, 25175, 28880, 30400, 32224, 36100, 38266, 40280, 42400, 50350, 57760, 64448, 72200, 76532, 80560, 84800, 95665, 100700, 115520, 144400, 153064, 161120, 191330, 201400, 288800, 306128, 322240, 382660, 402800, 478325, 577600, 612256, 765320, 805600, 956650, 1224512, 1530640, 1611200, 1913300, 3061280, 3826600, 6122560, 7653200, 15306400, 30612800]

約数ペア:

[(1, 30612800), (2, 15306400), (4, 7653200), (5, 6122560), (8, 3826600), (10, 3061280), (16, 1913300), (19, 1611200), (20, 1530640), (25, 1224512), (32, 956650), (38, 805600), (40, 765320), (50, 612256), (53, 577600), (64, 478325), (76, 402800), (80, 382660), (95, 322240), (100, 306128), (106, 288800), (152, 201400), (160, 191330), (190, 161120), (200, 153064), (212, 144400), (265, 115520), (304, 100700), (320, 95665), (361, 84800), (380, 80560), (400, 76532), (424, 72200), (475, 64448), (530, 57760), (608, 50350), (722, 42400), (760, 40280), (800, 38266), (848, 36100), (950, 32224), (1007, 30400), (1060, 28880), (1216, 25175), (1325, 23104), (1444, 21200), (1520, 20140), (1600, 19133), (1696, 18050), (1805, 16960), (1900, 16112), (2014, 15200), (2120, 14440), (2650, 11552), (2888, 10600), (3040, 10070), (3392, 9025), (3610, 8480), (3800, 8056), (4028, 7600), (4240, 7220), (5035, 6080), (5300, 5776)]