27484100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:178

約数の個数: 108

約数和(自身を含む): 71245440

約数和(自身を除く): 43761340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 71, 79, 98, 100, 140, 142, 158, 175, 196, 245, 284, 316, 350, 355, 395, 490, 497, 553, 700, 710, 790, 980, 994, 1106, 1225, 1420, 1580, 1775, 1975, 1988, 2212, 2450, 2485, 2765, 3479, 3550, 3871, 3950, 4900, 4970, 5530, 5609, 6958, 7100, 7742, 7900, 9940, 11060, 11218, 12425, 13825, 13916, 15484, 17395, 19355, 22436, 24850, 27650, 28045, 34790, 38710, 39263, 49700, 55300, 56090, 69580, 77420, 78526, 86975, 96775, 112180, 140225, 157052, 173950, 193550, 196315, 274841, 280450, 347900, 387100, 392630, 549682, 560900, 785260, 981575, 1099364, 1374205, 1963150, 2748410, 3926300, 5496820, 6871025, 13742050, 27484100]

約数ペア:

[(1, 27484100), (2, 13742050), (4, 6871025), (5, 5496820), (7, 3926300), (10, 2748410), (14, 1963150), (20, 1374205), (25, 1099364), (28, 981575), (35, 785260), (49, 560900), (50, 549682), (70, 392630), (71, 387100), (79, 347900), (98, 280450), (100, 274841), (140, 196315), (142, 193550), (158, 173950), (175, 157052), (196, 140225), (245, 112180), (284, 96775), (316, 86975), (350, 78526), (355, 77420), (395, 69580), (490, 56090), (497, 55300), (553, 49700), (700, 39263), (710, 38710), (790, 34790), (980, 28045), (994, 27650), (1106, 24850), (1225, 22436), (1420, 19355), (1580, 17395), (1775, 15484), (1975, 13916), (1988, 13825), (2212, 12425), (2450, 11218), (2485, 11060), (2765, 9940), (3479, 7900), (3550, 7742), (3871, 7100), (3950, 6958), (4900, 5609), (4970, 5530)]