55120100

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{1607}}^1$

素因数の和:1642

約数の個数: 72

約数和(自身を含む): 139574400

約数和(自身を除く): 84454300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 343, 350, 490, 686, 700, 980, 1225, 1372, 1607, 1715, 2450, 3214, 3430, 4900, 6428, 6860, 8035, 8575, 11249, 16070, 17150, 22498, 32140, 34300, 40175, 44996, 56245, 78743, 80350, 112490, 157486, 160700, 224980, 281225, 314972, 393715, 551201, 562450, 787430, 1102402, 1124900, 1574860, 1968575, 2204804, 2756005, 3937150, 5512010, 7874300, 11024020, 13780025, 27560050, 55120100]

約数ペア:

[(1, 55120100), (2, 27560050), (4, 13780025), (5, 11024020), (7, 7874300), (10, 5512010), (14, 3937150), (20, 2756005), (25, 2204804), (28, 1968575), (35, 1574860), (49, 1124900), (50, 1102402), (70, 787430), (98, 562450), (100, 551201), (140, 393715), (175, 314972), (196, 281225), (245, 224980), (343, 160700), (350, 157486), (490, 112490), (686, 80350), (700, 78743), (980, 56245), (1225, 44996), (1372, 40175), (1607, 34300), (1715, 32140), (2450, 22498), (3214, 17150), (3430, 16070), (4900, 11249), (6428, 8575), (6860, 8035)]