78120700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:284

約数の個数: 108

約数和(自身を含む): 200377800

約数和(自身を除く): 122257100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 107, 140, 149, 175, 196, 214, 245, 298, 350, 428, 490, 535, 596, 700, 745, 749, 980, 1043, 1070, 1225, 1490, 1498, 2086, 2140, 2450, 2675, 2980, 2996, 3725, 3745, 4172, 4900, 5215, 5243, 5350, 7301, 7450, 7490, 10430, 10486, 10700, 14602, 14900, 14980, 15943, 18725, 20860, 20972, 26075, 26215, 29204, 31886, 36505, 37450, 52150, 52430, 63772, 73010, 74900, 79715, 104300, 104860, 111601, 131075, 146020, 159430, 182525, 223202, 262150, 318860, 365050, 398575, 446404, 524300, 558005, 730100, 781207, 797150, 1116010, 1562414, 1594300, 2232020, 2790025, 3124828, 3906035, 5580050, 7812070, 11160100, 15624140, 19530175, 39060350, 78120700]

約数ペア:

[(1, 78120700), (2, 39060350), (4, 19530175), (5, 15624140), (7, 11160100), (10, 7812070), (14, 5580050), (20, 3906035), (25, 3124828), (28, 2790025), (35, 2232020), (49, 1594300), (50, 1562414), (70, 1116010), (98, 797150), (100, 781207), (107, 730100), (140, 558005), (149, 524300), (175, 446404), (196, 398575), (214, 365050), (245, 318860), (298, 262150), (350, 223202), (428, 182525), (490, 159430), (535, 146020), (596, 131075), (700, 111601), (745, 104860), (749, 104300), (980, 79715), (1043, 74900), (1070, 73010), (1225, 63772), (1490, 52430), (1498, 52150), (2086, 37450), (2140, 36505), (2450, 31886), (2675, 29204), (2980, 26215), (2996, 26075), (3725, 20972), (3745, 20860), (4172, 18725), (4900, 15943), (5215, 14980), (5243, 14900), (5350, 14602), (7301, 10700), (7450, 10486), (7490, 10430)]