81196050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{3203}}^1$

素因数の和:3244

約数の個数: 72

約数和(自身を含む): 218115504

約数和(自身を除く): 136919454

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 169, 195, 325, 338, 390, 507, 650, 845, 975, 1014, 1690, 1950, 2535, 3203, 4225, 5070, 6406, 8450, 9609, 12675, 16015, 19218, 25350, 32030, 41639, 48045, 80075, 83278, 96090, 124917, 160150, 208195, 240225, 249834, 416390, 480450, 541307, 624585, 1040975, 1082614, 1249170, 1623921, 2081950, 2706535, 3122925, 3247842, 5413070, 6245850, 8119605, 13532675, 16239210, 27065350, 40598025, 81196050]

約数ペア:

[(1, 81196050), (2, 40598025), (3, 27065350), (5, 16239210), (6, 13532675), (10, 8119605), (13, 6245850), (15, 5413070), (25, 3247842), (26, 3122925), (30, 2706535), (39, 2081950), (50, 1623921), (65, 1249170), (75, 1082614), (78, 1040975), (130, 624585), (150, 541307), (169, 480450), (195, 416390), (325, 249834), (338, 240225), (390, 208195), (507, 160150), (650, 124917), (845, 96090), (975, 83278), (1014, 80075), (1690, 48045), (1950, 41639), (2535, 32030), (3203, 25350), (4225, 19218), (5070, 16015), (6406, 12675), (8450, 9609)]