80897850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{277}}^1$

素因数の和:365

約数の個数: 144

約数和(自身を含む): 241993440

約数和(自身を除く): 161095590

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 59, 66, 75, 90, 99, 110, 118, 150, 165, 177, 198, 225, 275, 277, 295, 330, 354, 450, 495, 531, 550, 554, 590, 649, 825, 831, 885, 990, 1062, 1298, 1385, 1475, 1650, 1662, 1770, 1947, 2475, 2493, 2655, 2770, 2950, 3047, 3245, 3894, 4155, 4425, 4950, 4986, 5310, 5841, 6094, 6490, 6925, 8310, 8850, 9141, 9735, 11682, 12465, 13275, 13850, 15235, 16225, 16343, 18282, 19470, 20775, 24930, 26550, 27423, 29205, 30470, 32450, 32686, 41550, 45705, 48675, 49029, 54846, 58410, 62325, 76175, 81715, 91410, 97350, 98058, 124650, 137115, 146025, 147087, 152350, 163430, 179773, 228525, 245145, 274230, 292050, 294174, 359546, 408575, 457050, 490290, 539319, 685575, 735435, 817150, 898865, 1078638, 1225725, 1371150, 1470870, 1617957, 1797730, 2451450, 2696595, 3235914, 3677175, 4494325, 5393190, 7354350, 8089785, 8988650, 13482975, 16179570, 26965950, 40448925, 80897850]

約数ペア:

[(1, 80897850), (2, 40448925), (3, 26965950), (5, 16179570), (6, 13482975), (9, 8988650), (10, 8089785), (11, 7354350), (15, 5393190), (18, 4494325), (22, 3677175), (25, 3235914), (30, 2696595), (33, 2451450), (45, 1797730), (50, 1617957), (55, 1470870), (59, 1371150), (66, 1225725), (75, 1078638), (90, 898865), (99, 817150), (110, 735435), (118, 685575), (150, 539319), (165, 490290), (177, 457050), (198, 408575), (225, 359546), (275, 294174), (277, 292050), (295, 274230), (330, 245145), (354, 228525), (450, 179773), (495, 163430), (531, 152350), (550, 147087), (554, 146025), (590, 137115), (649, 124650), (825, 98058), (831, 97350), (885, 91410), (990, 81715), (1062, 76175), (1298, 62325), (1385, 58410), (1475, 54846), (1650, 49029), (1662, 48675), (1770, 45705), (1947, 41550), (2475, 32686), (2493, 32450), (2655, 30470), (2770, 29205), (2950, 27423), (3047, 26550), (3245, 24930), (3894, 20775), (4155, 19470), (4425, 18282), (4950, 16343), (4986, 16225), (5310, 15235), (5841, 13850), (6094, 13275), (6490, 12465), (6925, 11682), (8310, 9735), (8850, 9141)]