152109820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{653}}^1$

素因数の和:1294

約数の個数: 48

約数和(自身を含む): 337307040

約数和(自身を除く): 185197220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 613, 653, 1226, 1306, 2452, 2612, 3065, 3265, 6130, 6530, 11647, 12260, 12407, 13060, 23294, 24814, 46588, 49628, 58235, 62035, 116470, 124070, 232940, 248140, 400289, 800578, 1601156, 2001445, 4002890, 7605491, 8005780, 15210982, 30421964, 38027455, 76054910, 152109820]

約数ペア:

[(1, 152109820), (2, 76054910), (4, 38027455), (5, 30421964), (10, 15210982), (19, 8005780), (20, 7605491), (38, 4002890), (76, 2001445), (95, 1601156), (190, 800578), (380, 400289), (613, 248140), (653, 232940), (1226, 124070), (1306, 116470), (2452, 62035), (2612, 58235), (3065, 49628), (3265, 46588), (6130, 24814), (6530, 23294), (11647, 13060), (12260, 12407)]