1802355500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{31}}^3$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 4470945024

約数和(自身を除く): 2668589524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 110, 121, 124, 125, 155, 220, 242, 250, 275, 310, 341, 484, 500, 550, 605, 620, 682, 775, 961, 1100, 1210, 1364, 1375, 1550, 1705, 1922, 2420, 2750, 3025, 3100, 3410, 3751, 3844, 3875, 4805, 5500, 6050, 6820, 7502, 7750, 8525, 9610, 10571, 12100, 15004, 15125, 15500, 17050, 18755, 19220, 21142, 24025, 29791, 30250, 34100, 37510, 42284, 42625, 48050, 52855, 59582, 60500, 75020, 85250, 93775, 96100, 105710, 116281, 119164, 120125, 148955, 170500, 187550, 211420, 232562, 240250, 264275, 297910, 327701, 375100, 465124, 468875, 480500, 528550, 581405, 595820, 655402, 744775, 937750, 1057100, 1162810, 1310804, 1321375, 1489550, 1638505, 1875500, 2325620, 2642750, 2907025, 2979100, 3277010, 3604711, 3723875, 5285500, 5814050, 6554020, 7209422, 7447750, 8192525, 11628100, 14418844, 14535125, 14895500, 16385050, 18023555, 29070250, 32770100, 36047110, 40962625, 58140500, 72094220, 81925250, 90117775, 163850500, 180235550, 360471100, 450588875, 901177750, 1802355500]

約数ペア:

[(1, 1802355500), (2, 901177750), (4, 450588875), (5, 360471100), (10, 180235550), (11, 163850500), (20, 90117775), (22, 81925250), (25, 72094220), (31, 58140500), (44, 40962625), (50, 36047110), (55, 32770100), (62, 29070250), (100, 18023555), (110, 16385050), (121, 14895500), (124, 14535125), (125, 14418844), (155, 11628100), (220, 8192525), (242, 7447750), (250, 7209422), (275, 6554020), (310, 5814050), (341, 5285500), (484, 3723875), (500, 3604711), (550, 3277010), (605, 2979100), (620, 2907025), (682, 2642750), (775, 2325620), (961, 1875500), (1100, 1638505), (1210, 1489550), (1364, 1321375), (1375, 1310804), (1550, 1162810), (1705, 1057100), (1922, 937750), (2420, 744775), (2750, 655402), (3025, 595820), (3100, 581405), (3410, 528550), (3751, 480500), (3844, 468875), (3875, 465124), (4805, 375100), (5500, 327701), (6050, 297910), (6820, 264275), (7502, 240250), (7750, 232562), (8525, 211420), (9610, 187550), (10571, 170500), (12100, 148955), (15004, 120125), (15125, 119164), (15500, 116281), (17050, 105710), (18755, 96100), (19220, 93775), (21142, 85250), (24025, 75020), (29791, 60500), (30250, 59582), (34100, 52855), (37510, 48050), (42284, 42625)]