28598800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 120

約数和(自身を含む): 74727360

約数和(自身を除く): 46128560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 53, 71, 76, 80, 95, 100, 106, 142, 152, 190, 200, 212, 265, 284, 304, 355, 380, 400, 424, 475, 530, 568, 710, 760, 848, 950, 1007, 1060, 1136, 1325, 1349, 1420, 1520, 1775, 1900, 2014, 2120, 2650, 2698, 2840, 3550, 3763, 3800, 4028, 4240, 5035, 5300, 5396, 5680, 6745, 7100, 7526, 7600, 8056, 10070, 10600, 10792, 13490, 14200, 15052, 16112, 18815, 20140, 21200, 21584, 25175, 26980, 28400, 30104, 33725, 37630, 40280, 50350, 53960, 60208, 67450, 71497, 75260, 80560, 94075, 100700, 107920, 134900, 142994, 150520, 188150, 201400, 269800, 285988, 301040, 357485, 376300, 402800, 539600, 571976, 714970, 752600, 1143952, 1429940, 1505200, 1787425, 2859880, 3574850, 5719760, 7149700, 14299400, 28598800]

約数ペア:

[(1, 28598800), (2, 14299400), (4, 7149700), (5, 5719760), (8, 3574850), (10, 2859880), (16, 1787425), (19, 1505200), (20, 1429940), (25, 1143952), (38, 752600), (40, 714970), (50, 571976), (53, 539600), (71, 402800), (76, 376300), (80, 357485), (95, 301040), (100, 285988), (106, 269800), (142, 201400), (152, 188150), (190, 150520), (200, 142994), (212, 134900), (265, 107920), (284, 100700), (304, 94075), (355, 80560), (380, 75260), (400, 71497), (424, 67450), (475, 60208), (530, 53960), (568, 50350), (710, 40280), (760, 37630), (848, 33725), (950, 30104), (1007, 28400), (1060, 26980), (1136, 25175), (1325, 21584), (1349, 21200), (1420, 20140), (1520, 18815), (1775, 16112), (1900, 15052), (2014, 14200), (2120, 13490), (2650, 10792), (2698, 10600), (2840, 10070), (3550, 8056), (3763, 7600), (3800, 7526), (4028, 7100), (4240, 6745), (5035, 5680), (5300, 5396)]