68107000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^3\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 128

約数和(自身を含む): 178214400

約数和(自身を除く): 110107400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 125, 130, 155, 169, 200, 248, 250, 260, 310, 325, 338, 403, 500, 520, 620, 650, 676, 775, 806, 845, 1000, 1240, 1300, 1352, 1550, 1612, 1625, 1690, 2015, 2197, 2600, 3100, 3224, 3250, 3380, 3875, 4030, 4225, 4394, 5239, 6200, 6500, 6760, 7750, 8060, 8450, 8788, 10075, 10478, 10985, 13000, 15500, 16120, 16900, 17576, 20150, 20956, 21125, 21970, 26195, 31000, 33800, 40300, 41912, 42250, 43940, 50375, 52390, 54925, 68107, 80600, 84500, 87880, 100750, 104780, 109850, 130975, 136214, 169000, 201500, 209560, 219700, 261950, 272428, 274625, 340535, 403000, 439400, 523900, 544856, 549250, 654875, 681070, 1047800, 1098500, 1309750, 1362140, 1702675, 2197000, 2619500, 2724280, 3405350, 5239000, 6810700, 8513375, 13621400, 17026750, 34053500, 68107000]

約数ペア:

[(1, 68107000), (2, 34053500), (4, 17026750), (5, 13621400), (8, 8513375), (10, 6810700), (13, 5239000), (20, 3405350), (25, 2724280), (26, 2619500), (31, 2197000), (40, 1702675), (50, 1362140), (52, 1309750), (62, 1098500), (65, 1047800), (100, 681070), (104, 654875), (124, 549250), (125, 544856), (130, 523900), (155, 439400), (169, 403000), (200, 340535), (248, 274625), (250, 272428), (260, 261950), (310, 219700), (325, 209560), (338, 201500), (403, 169000), (500, 136214), (520, 130975), (620, 109850), (650, 104780), (676, 100750), (775, 87880), (806, 84500), (845, 80600), (1000, 68107), (1240, 54925), (1300, 52390), (1352, 50375), (1550, 43940), (1612, 42250), (1625, 41912), (1690, 40300), (2015, 33800), (2197, 31000), (2600, 26195), (3100, 21970), (3224, 21125), (3250, 20956), (3380, 20150), (3875, 17576), (4030, 16900), (4225, 16120), (4394, 15500), (5239, 13000), (6200, 10985), (6500, 10478), (6760, 10075), (7750, 8788), (8060, 8450)]