83936020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2089}}^1$

素因数の和:2153

約数の個数: 72

約数和(自身を含む): 210145320

約数和(自身を除く): 126209300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 140, 164, 196, 205, 245, 287, 410, 490, 574, 820, 980, 1148, 1435, 2009, 2089, 2870, 4018, 4178, 5740, 8036, 8356, 10045, 10445, 14623, 20090, 20890, 29246, 40180, 41780, 58492, 73115, 85649, 102361, 146230, 171298, 204722, 292460, 342596, 409444, 428245, 511805, 599543, 856490, 1023610, 1199086, 1712980, 2047220, 2398172, 2997715, 4196801, 5995430, 8393602, 11990860, 16787204, 20984005, 41968010, 83936020]

約数ペア:

[(1, 83936020), (2, 41968010), (4, 20984005), (5, 16787204), (7, 11990860), (10, 8393602), (14, 5995430), (20, 4196801), (28, 2997715), (35, 2398172), (41, 2047220), (49, 1712980), (70, 1199086), (82, 1023610), (98, 856490), (140, 599543), (164, 511805), (196, 428245), (205, 409444), (245, 342596), (287, 292460), (410, 204722), (490, 171298), (574, 146230), (820, 102361), (980, 85649), (1148, 73115), (1435, 58492), (2009, 41780), (2089, 40180), (2870, 29246), (4018, 20890), (4178, 20090), (5740, 14623), (8036, 10445), (8356, 10045)]