100299940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^2$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 234784872

約数和(自身を除く): 134484932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 97, 130, 164, 194, 205, 260, 388, 410, 485, 533, 820, 970, 1066, 1261, 1940, 2132, 2522, 2665, 3977, 5044, 5330, 6305, 7954, 9409, 10660, 12610, 15908, 18818, 19885, 25220, 37636, 39770, 47045, 51701, 79540, 94090, 103402, 122317, 188180, 206804, 244634, 258505, 385769, 489268, 517010, 611585, 771538, 1034020, 1223170, 1543076, 1928845, 2446340, 3857690, 5014997, 7715380, 10029994, 20059988, 25074985, 50149970, 100299940]

約数ペア:

[(1, 100299940), (2, 50149970), (4, 25074985), (5, 20059988), (10, 10029994), (13, 7715380), (20, 5014997), (26, 3857690), (41, 2446340), (52, 1928845), (65, 1543076), (82, 1223170), (97, 1034020), (130, 771538), (164, 611585), (194, 517010), (205, 489268), (260, 385769), (388, 258505), (410, 244634), (485, 206804), (533, 188180), (820, 122317), (970, 103402), (1066, 94090), (1261, 79540), (1940, 51701), (2132, 47045), (2522, 39770), (2665, 37636), (3977, 25220), (5044, 19885), (5330, 18818), (6305, 15908), (7954, 12610), (9409, 10660)]