138667700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1237}}^1$

素因数の和:1329

約数の個数: 72

約数和(自身を含む): 322375200

約数和(自身を除く): 183707500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 59, 76, 95, 100, 118, 190, 236, 295, 380, 475, 590, 950, 1121, 1180, 1237, 1475, 1900, 2242, 2474, 2950, 4484, 4948, 5605, 5900, 6185, 11210, 12370, 22420, 23503, 24740, 28025, 30925, 47006, 56050, 61850, 72983, 94012, 112100, 117515, 123700, 145966, 235030, 291932, 364915, 470060, 587575, 729830, 1175150, 1386677, 1459660, 1824575, 2350300, 2773354, 3649150, 5546708, 6933385, 7298300, 13866770, 27733540, 34666925, 69333850, 138667700]

約数ペア:

[(1, 138667700), (2, 69333850), (4, 34666925), (5, 27733540), (10, 13866770), (19, 7298300), (20, 6933385), (25, 5546708), (38, 3649150), (50, 2773354), (59, 2350300), (76, 1824575), (95, 1459660), (100, 1386677), (118, 1175150), (190, 729830), (236, 587575), (295, 470060), (380, 364915), (475, 291932), (590, 235030), (950, 145966), (1121, 123700), (1180, 117515), (1237, 112100), (1475, 94012), (1900, 72983), (2242, 61850), (2474, 56050), (2950, 47006), (4484, 30925), (4948, 28025), (5605, 24740), (5900, 23503), (6185, 22420), (11210, 12370)]