51837100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:248

約数の個数: 108

約数和(自身を含む): 133585200

約数和(自身を除く): 81748100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 71, 98, 100, 140, 142, 149, 175, 196, 245, 284, 298, 350, 355, 490, 497, 596, 700, 710, 745, 980, 994, 1043, 1225, 1420, 1490, 1775, 1988, 2086, 2450, 2485, 2980, 3479, 3550, 3725, 4172, 4900, 4970, 5215, 6958, 7100, 7301, 7450, 9940, 10430, 10579, 12425, 13916, 14602, 14900, 17395, 20860, 21158, 24850, 26075, 29204, 34790, 36505, 42316, 49700, 52150, 52895, 69580, 73010, 74053, 86975, 104300, 105790, 146020, 148106, 173950, 182525, 211580, 264475, 296212, 347900, 365050, 370265, 518371, 528950, 730100, 740530, 1036742, 1057900, 1481060, 1851325, 2073484, 2591855, 3702650, 5183710, 7405300, 10367420, 12959275, 25918550, 51837100]

約数ペア:

[(1, 51837100), (2, 25918550), (4, 12959275), (5, 10367420), (7, 7405300), (10, 5183710), (14, 3702650), (20, 2591855), (25, 2073484), (28, 1851325), (35, 1481060), (49, 1057900), (50, 1036742), (70, 740530), (71, 730100), (98, 528950), (100, 518371), (140, 370265), (142, 365050), (149, 347900), (175, 296212), (196, 264475), (245, 211580), (284, 182525), (298, 173950), (350, 148106), (355, 146020), (490, 105790), (497, 104300), (596, 86975), (700, 74053), (710, 73010), (745, 69580), (980, 52895), (994, 52150), (1043, 49700), (1225, 42316), (1420, 36505), (1490, 34790), (1775, 29204), (1988, 26075), (2086, 24850), (2450, 21158), (2485, 20860), (2980, 17395), (3479, 14900), (3550, 14602), (3725, 13916), (4172, 12425), (4900, 10579), (4970, 10430), (5215, 9940), (6958, 7450), (7100, 7301)]