856345100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{6791}}^1$

素因数の和:6915

約数の個数: 72

約数和(自身を含む): 2022141408

約数和(自身を除く): 1165796308

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 97, 100, 130, 194, 260, 325, 388, 485, 650, 970, 1261, 1300, 1940, 2425, 2522, 4850, 5044, 6305, 6791, 9700, 12610, 13582, 25220, 27164, 31525, 33955, 63050, 67910, 88283, 126100, 135820, 169775, 176566, 339550, 353132, 441415, 658727, 679100, 882830, 1317454, 1765660, 2207075, 2634908, 3293635, 4414150, 6587270, 8563451, 8828300, 13174540, 16468175, 17126902, 32936350, 34253804, 42817255, 65872700, 85634510, 171269020, 214086275, 428172550, 856345100]

約数ペア:

[(1, 856345100), (2, 428172550), (4, 214086275), (5, 171269020), (10, 85634510), (13, 65872700), (20, 42817255), (25, 34253804), (26, 32936350), (50, 17126902), (52, 16468175), (65, 13174540), (97, 8828300), (100, 8563451), (130, 6587270), (194, 4414150), (260, 3293635), (325, 2634908), (388, 2207075), (485, 1765660), (650, 1317454), (970, 882830), (1261, 679100), (1300, 658727), (1940, 441415), (2425, 353132), (2522, 339550), (4850, 176566), (5044, 169775), (6305, 135820), (6791, 126100), (9700, 88283), (12610, 67910), (13582, 63050), (25220, 33955), (27164, 31525)]