89392375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:145

約数の個数: 64

約数和(自身を含む): 129392640

約数和(自身を除く): 40000265

約数列:

[1, 5, 17, 23, 25, 31, 59, 85, 115, 125, 155, 295, 391, 425, 527, 575, 713, 775, 1003, 1357, 1475, 1829, 1955, 2125, 2635, 2875, 3565, 3875, 5015, 6785, 7375, 9145, 9775, 12121, 13175, 17825, 23069, 25075, 31093, 33925, 42067, 45725, 48875, 60605, 65875, 89125, 115345, 125375, 155465, 169625, 210335, 228625, 303025, 576725, 715139, 777325, 1051675, 1515125, 2883625, 3575695, 3886625, 5258375, 17878475, 89392375]

約数ペア:

[(1, 89392375), (5, 17878475), (17, 5258375), (23, 3886625), (25, 3575695), (31, 2883625), (59, 1515125), (85, 1051675), (115, 777325), (125, 715139), (155, 576725), (295, 303025), (391, 228625), (425, 210335), (527, 169625), (575, 155465), (713, 125375), (775, 115345), (1003, 89125), (1357, 65875), (1475, 60605), (1829, 48875), (1955, 45725), (2125, 42067), (2635, 33925), (2875, 31093), (3565, 25075), (3875, 23069), (5015, 17825), (6785, 13175), (7375, 12121), (9145, 9775)]