31318350

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{4261}}^1$

素因数の和:4290

約数の個数: 72

約数和(自身を含む): 90371448

約数和(自身を除く): 59053098

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 490, 525, 735, 1050, 1225, 1470, 2450, 3675, 4261, 7350, 8522, 12783, 21305, 25566, 29827, 42610, 59654, 63915, 89481, 106525, 127830, 149135, 178962, 208789, 213050, 298270, 319575, 417578, 447405, 626367, 639150, 745675, 894810, 1043945, 1252734, 1491350, 2087890, 2237025, 3131835, 4474050, 5219725, 6263670, 10439450, 15659175, 31318350]

約数ペア:

[(1, 31318350), (2, 15659175), (3, 10439450), (5, 6263670), (6, 5219725), (7, 4474050), (10, 3131835), (14, 2237025), (15, 2087890), (21, 1491350), (25, 1252734), (30, 1043945), (35, 894810), (42, 745675), (49, 639150), (50, 626367), (70, 447405), (75, 417578), (98, 319575), (105, 298270), (147, 213050), (150, 208789), (175, 178962), (210, 149135), (245, 127830), (294, 106525), (350, 89481), (490, 63915), (525, 59654), (735, 42610), (1050, 29827), (1225, 25566), (1470, 21305), (2450, 12783), (3675, 8522), (4261, 7350)]