81095460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20173}}^1$

素因数の和:20252

約数の個数: 48

約数和(自身を含む): 230467776

約数和(自身を除く): 149372316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 20173, 40346, 60519, 80692, 100865, 121038, 201730, 242076, 302595, 403460, 605190, 1210380, 1351591, 2703182, 4054773, 5406364, 6757955, 8109546, 13515910, 16219092, 20273865, 27031820, 40547730, 81095460]

約数ペア:

[(1, 81095460), (2, 40547730), (3, 27031820), (4, 20273865), (5, 16219092), (6, 13515910), (10, 8109546), (12, 6757955), (15, 5406364), (20, 4054773), (30, 2703182), (60, 1351591), (67, 1210380), (134, 605190), (201, 403460), (268, 302595), (335, 242076), (402, 201730), (670, 121038), (804, 100865), (1005, 80692), (1340, 60519), (2010, 40346), (4020, 20173)]