71945008640

素因数分解:

$2^9\times 5^1\times {\mathrm{97}}^1\times {\mathrm{289727}}^1$

素因数の和:289847

約数の個数: 80

約数和(自身を含む): 174278345472

約数和(自身を除く): 102333336832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 256, 320, 388, 485, 512, 640, 776, 970, 1280, 1552, 1940, 2560, 3104, 3880, 6208, 7760, 12416, 15520, 24832, 31040, 49664, 62080, 124160, 248320, 289727, 579454, 1158908, 1448635, 2317816, 2897270, 4635632, 5794540, 9271264, 11589080, 18542528, 23178160, 28103519, 37085056, 46356320, 56207038, 74170112, 92712640, 112414076, 140517595, 148340224, 185425280, 224828152, 281035190, 370850560, 449656304, 562070380, 741701120, 899312608, 1124140760, 1798625216, 2248281520, 3597250432, 4496563040, 7194500864, 8993126080, 14389001728, 17986252160, 35972504320, 71945008640]

約数ペア:

[(1, 71945008640), (2, 35972504320), (4, 17986252160), (5, 14389001728), (8, 8993126080), (10, 7194500864), (16, 4496563040), (20, 3597250432), (32, 2248281520), (40, 1798625216), (64, 1124140760), (80, 899312608), (97, 741701120), (128, 562070380), (160, 449656304), (194, 370850560), (256, 281035190), (320, 224828152), (388, 185425280), (485, 148340224), (512, 140517595), (640, 112414076), (776, 92712640), (970, 74170112), (1280, 56207038), (1552, 46356320), (1940, 37085056), (2560, 28103519), (3104, 23178160), (3880, 18542528), (6208, 11589080), (7760, 9271264), (12416, 5794540), (15520, 4635632), (24832, 2897270), (31040, 2317816), (49664, 1448635), (62080, 1158908), (124160, 579454), (248320, 289727)]