61752140

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 132535200

約数和(自身を除く): 70783060

約数列:

[1, 2, 4, 5, 10, 20, 97, 139, 194, 229, 278, 388, 458, 485, 556, 695, 916, 970, 1145, 1390, 1940, 2290, 2780, 4580, 13483, 22213, 26966, 31831, 44426, 53932, 63662, 67415, 88852, 111065, 127324, 134830, 159155, 222130, 269660, 318310, 444260, 636620, 3087607, 6175214, 12350428, 15438035, 30876070, 61752140]

約数ペア:

[(1, 61752140), (2, 30876070), (4, 15438035), (5, 12350428), (10, 6175214), (20, 3087607), (97, 636620), (139, 444260), (194, 318310), (229, 269660), (278, 222130), (388, 159155), (458, 134830), (485, 127324), (556, 111065), (695, 88852), (916, 67415), (970, 63662), (1145, 53932), (1390, 44426), (1940, 31831), (2290, 26966), (2780, 22213), (4580, 13483)]