154614980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19183}}^1$

素因数の和:19236

約数の個数: 48

約数和(自身を含む): 360966144

約数和(自身を除く): 206351164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 19183, 38366, 76732, 95915, 191830, 249379, 383660, 498758, 594673, 997516, 1189346, 1246895, 2378692, 2493790, 2973365, 4987580, 5946730, 7730749, 11893460, 15461498, 30922996, 38653745, 77307490, 154614980]

約数ペア:

[(1, 154614980), (2, 77307490), (4, 38653745), (5, 30922996), (10, 15461498), (13, 11893460), (20, 7730749), (26, 5946730), (31, 4987580), (52, 2973365), (62, 2493790), (65, 2378692), (124, 1246895), (130, 1189346), (155, 997516), (260, 594673), (310, 498758), (403, 383660), (620, 249379), (806, 191830), (1612, 95915), (2015, 76732), (4030, 38366), (8060, 19183)]