250052200

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^2\times {\mathrm{1301}}^1$

素因数の和:1379

約数の個数: 72

約数和(自身を含む): 601191990

約数和(自身を除く): 351139790

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 961, 1240, 1301, 1550, 1922, 2602, 3100, 3844, 4805, 5204, 6200, 6505, 7688, 9610, 10408, 13010, 19220, 24025, 26020, 32525, 38440, 40331, 48050, 52040, 65050, 80662, 96100, 130100, 161324, 192200, 201655, 260200, 322648, 403310, 806620, 1008275, 1250261, 1613240, 2016550, 2500522, 4033100, 5001044, 6251305, 8066200, 10002088, 12502610, 25005220, 31256525, 50010440, 62513050, 125026100, 250052200]

約数ペア:

[(1, 250052200), (2, 125026100), (4, 62513050), (5, 50010440), (8, 31256525), (10, 25005220), (20, 12502610), (25, 10002088), (31, 8066200), (40, 6251305), (50, 5001044), (62, 4033100), (100, 2500522), (124, 2016550), (155, 1613240), (200, 1250261), (248, 1008275), (310, 806620), (620, 403310), (775, 322648), (961, 260200), (1240, 201655), (1301, 192200), (1550, 161324), (1922, 130100), (2602, 96100), (3100, 80662), (3844, 65050), (4805, 52040), (5204, 48050), (6200, 40331), (6505, 38440), (7688, 32525), (9610, 26020), (10408, 24025), (13010, 19220)]