42949660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 99426096

約数和(自身を除く): 56476436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 131, 169, 194, 260, 262, 338, 388, 485, 524, 655, 676, 845, 970, 1261, 1310, 1690, 1703, 1940, 2522, 2620, 3380, 3406, 5044, 6305, 6812, 8515, 12610, 12707, 16393, 17030, 22139, 25220, 25414, 32786, 34060, 44278, 50828, 63535, 65572, 81965, 88556, 110695, 127070, 163930, 165191, 221390, 254140, 327860, 330382, 442780, 660764, 825955, 1651910, 2147483, 3303820, 4294966, 8589932, 10737415, 21474830, 42949660]

約数ペア:

[(1, 42949660), (2, 21474830), (4, 10737415), (5, 8589932), (10, 4294966), (13, 3303820), (20, 2147483), (26, 1651910), (52, 825955), (65, 660764), (97, 442780), (130, 330382), (131, 327860), (169, 254140), (194, 221390), (260, 165191), (262, 163930), (338, 127070), (388, 110695), (485, 88556), (524, 81965), (655, 65572), (676, 63535), (845, 50828), (970, 44278), (1261, 34060), (1310, 32786), (1690, 25414), (1703, 25220), (1940, 22139), (2522, 17030), (2620, 16393), (3380, 12707), (3406, 12610), (5044, 8515), (6305, 6812)]