139961900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:232

約数の個数: 144

約数和(自身を含む): 354643968

約数和(自身を除く): 214682068

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 31, 46, 50, 52, 62, 65, 92, 100, 115, 124, 130, 151, 155, 230, 260, 299, 302, 310, 325, 403, 460, 575, 598, 604, 620, 650, 713, 755, 775, 806, 1150, 1196, 1300, 1426, 1495, 1510, 1550, 1612, 1963, 2015, 2300, 2852, 2990, 3020, 3100, 3473, 3565, 3775, 3926, 4030, 4681, 5980, 6946, 7130, 7475, 7550, 7852, 8060, 9269, 9362, 9815, 10075, 13892, 14260, 14950, 15100, 17365, 17825, 18538, 18724, 19630, 20150, 23405, 29900, 34730, 35650, 37076, 39260, 40300, 45149, 46345, 46810, 49075, 60853, 69460, 71300, 86825, 90298, 92690, 93620, 98150, 107663, 117025, 121706, 173650, 180596, 185380, 196300, 215326, 225745, 231725, 234050, 243412, 304265, 347300, 430652, 451490, 463450, 468100, 538315, 608530, 902980, 926900, 1076630, 1128725, 1217060, 1399619, 1521325, 2153260, 2257450, 2691575, 2799238, 3042650, 4514900, 5383150, 5598476, 6085300, 6998095, 10766300, 13996190, 27992380, 34990475, 69980950, 139961900]

約数ペア:

[(1, 139961900), (2, 69980950), (4, 34990475), (5, 27992380), (10, 13996190), (13, 10766300), (20, 6998095), (23, 6085300), (25, 5598476), (26, 5383150), (31, 4514900), (46, 3042650), (50, 2799238), (52, 2691575), (62, 2257450), (65, 2153260), (92, 1521325), (100, 1399619), (115, 1217060), (124, 1128725), (130, 1076630), (151, 926900), (155, 902980), (230, 608530), (260, 538315), (299, 468100), (302, 463450), (310, 451490), (325, 430652), (403, 347300), (460, 304265), (575, 243412), (598, 234050), (604, 231725), (620, 225745), (650, 215326), (713, 196300), (755, 185380), (775, 180596), (806, 173650), (1150, 121706), (1196, 117025), (1300, 107663), (1426, 98150), (1495, 93620), (1510, 92690), (1550, 90298), (1612, 86825), (1963, 71300), (2015, 69460), (2300, 60853), (2852, 49075), (2990, 46810), (3020, 46345), (3100, 45149), (3473, 40300), (3565, 39260), (3775, 37076), (3926, 35650), (4030, 34730), (4681, 29900), (5980, 23405), (6946, 20150), (7130, 19630), (7475, 18724), (7550, 18538), (7852, 17825), (8060, 17365), (9269, 15100), (9362, 14950), (9815, 14260), (10075, 13892)]