102979100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1123}}^1$

素因数の和:1275

約数の個数: 72

約数和(自身を含む): 257566848

約数和(自身を除く): 154587748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 131, 140, 175, 262, 350, 524, 655, 700, 917, 1123, 1310, 1834, 2246, 2620, 3275, 3668, 4492, 4585, 5615, 6550, 7861, 9170, 11230, 13100, 15722, 18340, 22460, 22925, 28075, 31444, 39305, 45850, 56150, 78610, 91700, 112300, 147113, 157220, 196525, 294226, 393050, 588452, 735565, 786100, 1029791, 1471130, 2059582, 2942260, 3677825, 4119164, 5148955, 7355650, 10297910, 14711300, 20595820, 25744775, 51489550, 102979100]

約数ペア:

[(1, 102979100), (2, 51489550), (4, 25744775), (5, 20595820), (7, 14711300), (10, 10297910), (14, 7355650), (20, 5148955), (25, 4119164), (28, 3677825), (35, 2942260), (50, 2059582), (70, 1471130), (100, 1029791), (131, 786100), (140, 735565), (175, 588452), (262, 393050), (350, 294226), (524, 196525), (655, 157220), (700, 147113), (917, 112300), (1123, 91700), (1310, 78610), (1834, 56150), (2246, 45850), (2620, 39305), (3275, 31444), (3668, 28075), (4492, 22925), (4585, 22460), (5615, 18340), (6550, 15722), (7861, 13100), (9170, 11230)]