20180474750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{3011}}^1$

素因数の和:3147

約数の個数: 128

約数和(自身を含む): 42626787840

約数和(自身を除く): 22446313090

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 83, 85, 95, 125, 166, 170, 190, 250, 323, 415, 425, 475, 646, 830, 850, 950, 1411, 1577, 1615, 2075, 2125, 2375, 2822, 3011, 3154, 3230, 4150, 4250, 4750, 6022, 7055, 7885, 8075, 10375, 14110, 15055, 15770, 16150, 20750, 26809, 30110, 35275, 39425, 40375, 51187, 53618, 57209, 70550, 75275, 78850, 80750, 102374, 114418, 134045, 150550, 176375, 197125, 249913, 255935, 268090, 286045, 352750, 376375, 394250, 499826, 511870, 572090, 670225, 752750, 972553, 1249565, 1279675, 1340450, 1430225, 1945106, 2499130, 2559350, 2860450, 3351125, 4248521, 4748347, 4862765, 6247825, 6398375, 6702250, 7151125, 8497042, 9496694, 9725530, 12495650, 12796750, 14302250, 21242605, 23741735, 24313825, 31239125, 42485210, 47483470, 48627650, 62478250, 80721899, 106213025, 118708675, 121569125, 161443798, 212426050, 237417350, 243138250, 403609495, 531065125, 593543375, 807218990, 1062130250, 1187086750, 2018047475, 4036094950, 10090237375, 20180474750]

約数ペア:

[(1, 20180474750), (2, 10090237375), (5, 4036094950), (10, 2018047475), (17, 1187086750), (19, 1062130250), (25, 807218990), (34, 593543375), (38, 531065125), (50, 403609495), (83, 243138250), (85, 237417350), (95, 212426050), (125, 161443798), (166, 121569125), (170, 118708675), (190, 106213025), (250, 80721899), (323, 62478250), (415, 48627650), (425, 47483470), (475, 42485210), (646, 31239125), (830, 24313825), (850, 23741735), (950, 21242605), (1411, 14302250), (1577, 12796750), (1615, 12495650), (2075, 9725530), (2125, 9496694), (2375, 8497042), (2822, 7151125), (3011, 6702250), (3154, 6398375), (3230, 6247825), (4150, 4862765), (4250, 4748347), (4750, 4248521), (6022, 3351125), (7055, 2860450), (7885, 2559350), (8075, 2499130), (10375, 1945106), (14110, 1430225), (15055, 1340450), (15770, 1279675), (16150, 1249565), (20750, 972553), (26809, 752750), (30110, 670225), (35275, 572090), (39425, 511870), (40375, 499826), (51187, 394250), (53618, 376375), (57209, 352750), (70550, 286045), (75275, 268090), (78850, 255935), (80750, 249913), (102374, 197125), (114418, 176375), (134045, 150550)]