25537772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 50017632

約数和(自身を除く): 24479860

約数列:

[1, 2, 4, 13, 26, 52, 61, 83, 97, 122, 166, 194, 244, 332, 388, 793, 1079, 1261, 1586, 2158, 2522, 3172, 4316, 5044, 5063, 5917, 8051, 10126, 11834, 16102, 20252, 23668, 32204, 65819, 76921, 104663, 131638, 153842, 209326, 263276, 307684, 418652, 491111, 982222, 1964444, 6384443, 12768886, 25537772]

約数ペア:

[(1, 25537772), (2, 12768886), (4, 6384443), (13, 1964444), (26, 982222), (52, 491111), (61, 418652), (83, 307684), (97, 263276), (122, 209326), (166, 153842), (194, 131638), (244, 104663), (332, 76921), (388, 65819), (793, 32204), (1079, 23668), (1261, 20252), (1586, 16102), (2158, 11834), (2522, 10126), (3172, 8051), (4316, 5917), (5044, 5063)]