78846020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1051}}^1$

素因数の和:1113

約数の個数: 72

約数和(自身を含む): 188047104

約数和(自身を除く): 109201084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 121, 124, 155, 220, 242, 310, 341, 484, 605, 620, 682, 1051, 1210, 1364, 1705, 2102, 2420, 3410, 3751, 4204, 5255, 6820, 7502, 10510, 11561, 15004, 18755, 21020, 23122, 32581, 37510, 46244, 57805, 65162, 75020, 115610, 127171, 130324, 162905, 231220, 254342, 325810, 358391, 508684, 635855, 651620, 716782, 1271710, 1433564, 1791955, 2543420, 3583910, 3942301, 7167820, 7884602, 15769204, 19711505, 39423010, 78846020]

約数ペア:

[(1, 78846020), (2, 39423010), (4, 19711505), (5, 15769204), (10, 7884602), (11, 7167820), (20, 3942301), (22, 3583910), (31, 2543420), (44, 1791955), (55, 1433564), (62, 1271710), (110, 716782), (121, 651620), (124, 635855), (155, 508684), (220, 358391), (242, 325810), (310, 254342), (341, 231220), (484, 162905), (605, 130324), (620, 127171), (682, 115610), (1051, 75020), (1210, 65162), (1364, 57805), (1705, 46244), (2102, 37510), (2420, 32581), (3410, 23122), (3751, 21020), (4204, 18755), (5255, 15004), (6820, 11561), (7502, 10510)]