61755980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{151}}^1$

素因数の和:208

約数の個数: 108

約数和(自身を含む): 155380176

約数和(自身を除く): 93624196

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 151, 169, 220, 242, 260, 286, 302, 338, 484, 572, 604, 605, 676, 715, 755, 845, 1210, 1430, 1510, 1573, 1661, 1690, 1859, 1963, 2420, 2860, 3020, 3146, 3322, 3380, 3718, 3926, 6292, 6644, 7436, 7852, 7865, 8305, 9295, 9815, 15730, 16610, 18271, 18590, 19630, 20449, 21593, 25519, 31460, 33220, 36542, 37180, 39260, 40898, 43186, 51038, 73084, 81796, 86372, 91355, 102076, 102245, 107965, 127595, 182710, 204490, 215930, 237523, 255190, 280709, 365420, 408980, 431860, 475046, 510380, 561418, 950092, 1122836, 1187615, 1403545, 2375230, 2807090, 3087799, 4750460, 5614180, 6175598, 12351196, 15438995, 30877990, 61755980]

約数ペア:

[(1, 61755980), (2, 30877990), (4, 15438995), (5, 12351196), (10, 6175598), (11, 5614180), (13, 4750460), (20, 3087799), (22, 2807090), (26, 2375230), (44, 1403545), (52, 1187615), (55, 1122836), (65, 950092), (110, 561418), (121, 510380), (130, 475046), (143, 431860), (151, 408980), (169, 365420), (220, 280709), (242, 255190), (260, 237523), (286, 215930), (302, 204490), (338, 182710), (484, 127595), (572, 107965), (604, 102245), (605, 102076), (676, 91355), (715, 86372), (755, 81796), (845, 73084), (1210, 51038), (1430, 43186), (1510, 40898), (1573, 39260), (1661, 37180), (1690, 36542), (1859, 33220), (1963, 31460), (2420, 25519), (2860, 21593), (3020, 20449), (3146, 19630), (3322, 18590), (3380, 18271), (3718, 16610), (3926, 15730), (6292, 9815), (6644, 9295), (7436, 8305), (7852, 7865)]