47500720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{659}}^1$

素因数の和:742

約数の個数: 80

約数和(自身を含む): 119322720

約数和(自身を除く): 71822000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 136, 170, 212, 265, 272, 340, 424, 530, 659, 680, 848, 901, 1060, 1318, 1360, 1802, 2120, 2636, 3295, 3604, 4240, 4505, 5272, 6590, 7208, 9010, 10544, 11203, 13180, 14416, 18020, 22406, 26360, 34927, 36040, 44812, 52720, 56015, 69854, 72080, 89624, 112030, 139708, 174635, 179248, 224060, 279416, 349270, 448120, 558832, 593759, 698540, 896240, 1187518, 1397080, 2375036, 2794160, 2968795, 4750072, 5937590, 9500144, 11875180, 23750360, 47500720]

約数ペア:

[(1, 47500720), (2, 23750360), (4, 11875180), (5, 9500144), (8, 5937590), (10, 4750072), (16, 2968795), (17, 2794160), (20, 2375036), (34, 1397080), (40, 1187518), (53, 896240), (68, 698540), (80, 593759), (85, 558832), (106, 448120), (136, 349270), (170, 279416), (212, 224060), (265, 179248), (272, 174635), (340, 139708), (424, 112030), (530, 89624), (659, 72080), (680, 69854), (848, 56015), (901, 52720), (1060, 44812), (1318, 36040), (1360, 34927), (1802, 26360), (2120, 22406), (2636, 18020), (3295, 14416), (3604, 13180), (4240, 11203), (4505, 10544), (5272, 9010), (6590, 7208)]