77861940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99823}}^1$

素因数の和:99848

約数の個数: 48

約数和(自身を含む): 234786048

約数和(自身を除く): 156924108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 99823, 199646, 299469, 399292, 499115, 598938, 998230, 1197876, 1297699, 1497345, 1996460, 2595398, 2994690, 3893097, 5190796, 5989380, 6488495, 7786194, 12976990, 15572388, 19465485, 25953980, 38930970, 77861940]

約数ペア:

[(1, 77861940), (2, 38930970), (3, 25953980), (4, 19465485), (5, 15572388), (6, 12976990), (10, 7786194), (12, 6488495), (13, 5989380), (15, 5190796), (20, 3893097), (26, 2994690), (30, 2595398), (39, 1996460), (52, 1497345), (60, 1297699), (65, 1197876), (78, 998230), (130, 598938), (156, 499115), (195, 399292), (260, 299469), (390, 199646), (780, 99823)]