16020550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{503}}^1$

素因数の和:542

約数の個数: 72

約数和(自身を含む): 37403856

約数和(自身を除く): 21383306

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 130, 175, 182, 245, 325, 350, 455, 490, 503, 637, 650, 910, 1006, 1225, 1274, 2275, 2450, 2515, 3185, 3521, 4550, 5030, 6370, 6539, 7042, 12575, 13078, 15925, 17605, 24647, 25150, 31850, 32695, 35210, 45773, 49294, 65390, 88025, 91546, 123235, 163475, 176050, 228865, 246470, 320411, 326950, 457730, 616175, 640822, 1144325, 1232350, 1602055, 2288650, 3204110, 8010275, 16020550]

約数ペア:

[(1, 16020550), (2, 8010275), (5, 3204110), (7, 2288650), (10, 1602055), (13, 1232350), (14, 1144325), (25, 640822), (26, 616175), (35, 457730), (49, 326950), (50, 320411), (65, 246470), (70, 228865), (91, 176050), (98, 163475), (130, 123235), (175, 91546), (182, 88025), (245, 65390), (325, 49294), (350, 45773), (455, 35210), (490, 32695), (503, 31850), (637, 25150), (650, 24647), (910, 17605), (1006, 15925), (1225, 13078), (1274, 12575), (2275, 7042), (2450, 6539), (2515, 6370), (3185, 5030), (3521, 4550)]