208093900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 539965440

約数和(自身を除く): 331871540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 53, 70, 71, 79, 100, 106, 140, 142, 158, 175, 212, 265, 284, 316, 350, 355, 371, 395, 497, 530, 553, 700, 710, 742, 790, 994, 1060, 1106, 1325, 1420, 1484, 1580, 1775, 1855, 1975, 1988, 2212, 2485, 2650, 2765, 3550, 3710, 3763, 3950, 4187, 4970, 5300, 5530, 5609, 7100, 7420, 7526, 7900, 8374, 9275, 9940, 11060, 11218, 12425, 13825, 15052, 16748, 18550, 18815, 20935, 22436, 24850, 26341, 27650, 28045, 29309, 37100, 37630, 39263, 41870, 49700, 52682, 55300, 56090, 58618, 75260, 78526, 83740, 94075, 104675, 105364, 112180, 117236, 131705, 140225, 146545, 157052, 188150, 196315, 209350, 263410, 280450, 293090, 297277, 376300, 392630, 418700, 526820, 560900, 586180, 594554, 658525, 732725, 785260, 981575, 1189108, 1317050, 1465450, 1486385, 1963150, 2080939, 2634100, 2930900, 2972770, 3926300, 4161878, 5945540, 7431925, 8323756, 10404695, 14863850, 20809390, 29727700, 41618780, 52023475, 104046950, 208093900]

約数ペア:

[(1, 208093900), (2, 104046950), (4, 52023475), (5, 41618780), (7, 29727700), (10, 20809390), (14, 14863850), (20, 10404695), (25, 8323756), (28, 7431925), (35, 5945540), (50, 4161878), (53, 3926300), (70, 2972770), (71, 2930900), (79, 2634100), (100, 2080939), (106, 1963150), (140, 1486385), (142, 1465450), (158, 1317050), (175, 1189108), (212, 981575), (265, 785260), (284, 732725), (316, 658525), (350, 594554), (355, 586180), (371, 560900), (395, 526820), (497, 418700), (530, 392630), (553, 376300), (700, 297277), (710, 293090), (742, 280450), (790, 263410), (994, 209350), (1060, 196315), (1106, 188150), (1325, 157052), (1420, 146545), (1484, 140225), (1580, 131705), (1775, 117236), (1855, 112180), (1975, 105364), (1988, 104675), (2212, 94075), (2485, 83740), (2650, 78526), (2765, 75260), (3550, 58618), (3710, 56090), (3763, 55300), (3950, 52682), (4187, 49700), (4970, 41870), (5300, 39263), (5530, 37630), (5609, 37100), (7100, 29309), (7420, 28045), (7526, 27650), (7900, 26341), (8374, 24850), (9275, 22436), (9940, 20935), (11060, 18815), (11218, 18550), (12425, 16748), (13825, 15052)]