138625900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1489}}^1$

素因数の和:1536

約数の個数: 108

約数和(自身を含む): 368596200

約数和(自身を除く): 229970300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 49, 50, 70, 76, 95, 98, 100, 133, 140, 175, 190, 196, 245, 266, 350, 380, 475, 490, 532, 665, 700, 931, 950, 980, 1225, 1330, 1489, 1862, 1900, 2450, 2660, 2978, 3325, 3724, 4655, 4900, 5956, 6650, 7445, 9310, 10423, 13300, 14890, 18620, 20846, 23275, 28291, 29780, 37225, 41692, 46550, 52115, 56582, 72961, 74450, 93100, 104230, 113164, 141455, 145922, 148900, 198037, 208460, 260575, 282910, 291844, 364805, 396074, 521150, 565820, 707275, 729610, 792148, 990185, 1042300, 1386259, 1414550, 1459220, 1824025, 1980370, 2772518, 2829100, 3648050, 3960740, 4950925, 5545036, 6931295, 7296100, 9901850, 13862590, 19803700, 27725180, 34656475, 69312950, 138625900]

約数ペア:

[(1, 138625900), (2, 69312950), (4, 34656475), (5, 27725180), (7, 19803700), (10, 13862590), (14, 9901850), (19, 7296100), (20, 6931295), (25, 5545036), (28, 4950925), (35, 3960740), (38, 3648050), (49, 2829100), (50, 2772518), (70, 1980370), (76, 1824025), (95, 1459220), (98, 1414550), (100, 1386259), (133, 1042300), (140, 990185), (175, 792148), (190, 729610), (196, 707275), (245, 565820), (266, 521150), (350, 396074), (380, 364805), (475, 291844), (490, 282910), (532, 260575), (665, 208460), (700, 198037), (931, 148900), (950, 145922), (980, 141455), (1225, 113164), (1330, 104230), (1489, 93100), (1862, 74450), (1900, 72961), (2450, 56582), (2660, 52115), (2978, 46550), (3325, 41692), (3724, 37225), (4655, 29780), (4900, 28291), (5956, 23275), (6650, 20846), (7445, 18620), (9310, 14890), (10423, 13300)]