255777652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1571}}^1$

素因数の和:1720

約数の個数: 48

約数和(自身を含む): 502838784

約数和(自身を除く): 247061132

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 101, 124, 202, 403, 404, 806, 1313, 1571, 1612, 2626, 3131, 3142, 5252, 6262, 6284, 12524, 20423, 40703, 40846, 48701, 81406, 81692, 97402, 158671, 162812, 194804, 317342, 633113, 634684, 1266226, 2062723, 2532452, 4125446, 4918801, 8250892, 9837602, 19675204, 63944413, 127888826, 255777652]

約数ペア:

[(1, 255777652), (2, 127888826), (4, 63944413), (13, 19675204), (26, 9837602), (31, 8250892), (52, 4918801), (62, 4125446), (101, 2532452), (124, 2062723), (202, 1266226), (403, 634684), (404, 633113), (806, 317342), (1313, 194804), (1571, 162812), (1612, 158671), (2626, 97402), (3131, 81692), (3142, 81406), (5252, 48701), (6262, 40846), (6284, 40703), (12524, 20423)]