1873950

素因数分解:

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

素因数の和:90

約数の個数: 72

約数和(自身を含む): 5171544

約数和(自身を除く): 3297594

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 31, 39, 50, 62, 65, 75, 78, 93, 130, 150, 155, 186, 195, 310, 325, 390, 403, 465, 650, 775, 806, 930, 961, 975, 1209, 1550, 1922, 1950, 2015, 2325, 2418, 2883, 4030, 4650, 4805, 5766, 6045, 9610, 10075, 12090, 12493, 14415, 20150, 24025, 24986, 28830, 30225, 37479, 48050, 60450, 62465, 72075, 74958, 124930, 144150, 187395, 312325, 374790, 624650, 936975, 1873950]

約数ペア:

[(1, 1873950), (2, 936975), (3, 624650), (5, 374790), (6, 312325), (10, 187395), (13, 144150), (15, 124930), (25, 74958), (26, 72075), (30, 62465), (31, 60450), (39, 48050), (50, 37479), (62, 30225), (65, 28830), (75, 24986), (78, 24025), (93, 20150), (130, 14415), (150, 12493), (155, 12090), (186, 10075), (195, 9610), (310, 6045), (325, 5766), (390, 4805), (403, 4650), (465, 4030), (650, 2883), (775, 2418), (806, 2325), (930, 2015), (961, 1950), (975, 1922), (1209, 1550)]