678261050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{12101}}^1$

素因数の和:12191

約数の個数: 48

約数和(自身を含む): 1350583200

約数和(自身を除く): 672322150

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 59, 95, 118, 190, 295, 475, 590, 950, 1121, 1475, 2242, 2950, 5605, 11210, 12101, 24202, 28025, 56050, 60505, 121010, 229919, 302525, 459838, 605050, 713959, 1149595, 1427918, 2299190, 3569795, 5747975, 7139590, 11495950, 13565221, 17848975, 27130442, 35697950, 67826105, 135652210, 339130525, 678261050]

約数ペア:

[(1, 678261050), (2, 339130525), (5, 135652210), (10, 67826105), (19, 35697950), (25, 27130442), (38, 17848975), (50, 13565221), (59, 11495950), (95, 7139590), (118, 5747975), (190, 3569795), (295, 2299190), (475, 1427918), (590, 1149595), (950, 713959), (1121, 605050), (1475, 459838), (2242, 302525), (2950, 229919), (5605, 121010), (11210, 60505), (12101, 56050), (24202, 28025)]