100764880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{991}}^1$

素因数の和:1076

約数の個数: 80

約数和(自身を含む): 247984128

約数和(自身を除く): 147219248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 991, 1240, 1271, 1640, 1982, 2480, 2542, 3280, 3964, 4955, 5084, 6355, 7928, 9910, 10168, 12710, 15856, 19820, 20336, 25420, 30721, 39640, 40631, 50840, 61442, 79280, 81262, 101680, 122884, 153605, 162524, 203155, 245768, 307210, 325048, 406310, 491536, 614420, 650096, 812620, 1228840, 1259561, 1625240, 2457680, 2519122, 3250480, 5038244, 6297805, 10076488, 12595610, 20152976, 25191220, 50382440, 100764880]

約数ペア:

[(1, 100764880), (2, 50382440), (4, 25191220), (5, 20152976), (8, 12595610), (10, 10076488), (16, 6297805), (20, 5038244), (31, 3250480), (40, 2519122), (41, 2457680), (62, 1625240), (80, 1259561), (82, 1228840), (124, 812620), (155, 650096), (164, 614420), (205, 491536), (248, 406310), (310, 325048), (328, 307210), (410, 245768), (496, 203155), (620, 162524), (656, 153605), (820, 122884), (991, 101680), (1240, 81262), (1271, 79280), (1640, 61442), (1982, 50840), (2480, 40631), (2542, 39640), (3280, 30721), (3964, 25420), (4955, 20336), (5084, 19820), (6355, 15856), (7928, 12710), (9910, 10168)]