12345450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{487}}^1$

素因数の和:528

約数の個数: 72

約数和(自身を含む): 33221088

約数和(自身を除く): 20875638

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, 487, 507, 650, 845, 974, 975, 1014, 1461, 1690, 1950, 2435, 2535, 2922, 4225, 4870, 5070, 6331, 7305, 8450, 12175, 12662, 12675, 14610, 18993, 24350, 25350, 31655, 36525, 37986, 63310, 73050, 82303, 94965, 158275, 164606, 189930, 246909, 316550, 411515, 474825, 493818, 823030, 949650, 1234545, 2057575, 2469090, 4115150, 6172725, 12345450]

約数ペア:

[(1, 12345450), (2, 6172725), (3, 4115150), (5, 2469090), (6, 2057575), (10, 1234545), (13, 949650), (15, 823030), (25, 493818), (26, 474825), (30, 411515), (39, 316550), (50, 246909), (65, 189930), (75, 164606), (78, 158275), (130, 94965), (150, 82303), (169, 73050), (195, 63310), (325, 37986), (338, 36525), (390, 31655), (487, 25350), (507, 24350), (650, 18993), (845, 14610), (974, 12675), (975, 12662), (1014, 12175), (1461, 8450), (1690, 7305), (1950, 6331), (2435, 5070), (2535, 4870), (2922, 4225)]