30390100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:365

約数の個数: 72

約数和(自身を含む): 72049208

約数和(自身を除く): 41659108

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 97, 100, 130, 194, 241, 260, 325, 388, 482, 485, 650, 964, 970, 1205, 1261, 1300, 1940, 2410, 2425, 2522, 3133, 4820, 4850, 5044, 6025, 6266, 6305, 9700, 12050, 12532, 12610, 15665, 23377, 24100, 25220, 31330, 31525, 46754, 62660, 63050, 78325, 93508, 116885, 126100, 156650, 233770, 303901, 313300, 467540, 584425, 607802, 1168850, 1215604, 1519505, 2337700, 3039010, 6078020, 7597525, 15195050, 30390100]

約数ペア:

[(1, 30390100), (2, 15195050), (4, 7597525), (5, 6078020), (10, 3039010), (13, 2337700), (20, 1519505), (25, 1215604), (26, 1168850), (50, 607802), (52, 584425), (65, 467540), (97, 313300), (100, 303901), (130, 233770), (194, 156650), (241, 126100), (260, 116885), (325, 93508), (388, 78325), (482, 63050), (485, 62660), (650, 46754), (964, 31525), (970, 31330), (1205, 25220), (1261, 24100), (1300, 23377), (1940, 15665), (2410, 12610), (2425, 12532), (2522, 12050), (3133, 9700), (4820, 6305), (4850, 6266), (5044, 6025)]