77738700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:704

約数の個数: 144

約数和(自身を含む): 250428416

約数和(自身を除く): 172689716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 31, 39, 50, 52, 60, 62, 65, 75, 78, 93, 100, 124, 130, 150, 155, 156, 186, 195, 260, 300, 310, 325, 372, 390, 403, 465, 620, 643, 650, 775, 780, 806, 930, 975, 1209, 1286, 1300, 1550, 1612, 1860, 1929, 1950, 2015, 2325, 2418, 2572, 3100, 3215, 3858, 3900, 4030, 4650, 4836, 6045, 6430, 7716, 8060, 8359, 9300, 9645, 10075, 12090, 12860, 16075, 16718, 19290, 19933, 20150, 24180, 25077, 30225, 32150, 33436, 38580, 39866, 40300, 41795, 48225, 50154, 59799, 60450, 64300, 79732, 83590, 96450, 99665, 100308, 119598, 120900, 125385, 167180, 192900, 199330, 208975, 239196, 250770, 259129, 298995, 398660, 417950, 498325, 501540, 518258, 597990, 626925, 777387, 835900, 996650, 1036516, 1195980, 1253850, 1295645, 1494975, 1554774, 1993300, 2507700, 2591290, 2989950, 3109548, 3886935, 5182580, 5979900, 6478225, 7773870, 12956450, 15547740, 19434675, 25912900, 38869350, 77738700]

約数ペア:

[(1, 77738700), (2, 38869350), (3, 25912900), (4, 19434675), (5, 15547740), (6, 12956450), (10, 7773870), (12, 6478225), (13, 5979900), (15, 5182580), (20, 3886935), (25, 3109548), (26, 2989950), (30, 2591290), (31, 2507700), (39, 1993300), (50, 1554774), (52, 1494975), (60, 1295645), (62, 1253850), (65, 1195980), (75, 1036516), (78, 996650), (93, 835900), (100, 777387), (124, 626925), (130, 597990), (150, 518258), (155, 501540), (156, 498325), (186, 417950), (195, 398660), (260, 298995), (300, 259129), (310, 250770), (325, 239196), (372, 208975), (390, 199330), (403, 192900), (465, 167180), (620, 125385), (643, 120900), (650, 119598), (775, 100308), (780, 99665), (806, 96450), (930, 83590), (975, 79732), (1209, 64300), (1286, 60450), (1300, 59799), (1550, 50154), (1612, 48225), (1860, 41795), (1929, 40300), (1950, 39866), (2015, 38580), (2325, 33436), (2418, 32150), (2572, 30225), (3100, 25077), (3215, 24180), (3858, 20150), (3900, 19933), (4030, 19290), (4650, 16718), (4836, 16075), (6045, 12860), (6430, 12090), (7716, 10075), (8060, 9645), (8359, 9300)]