88453820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 238902048

約数和(自身を除く): 150448228

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 53, 65, 70, 91, 98, 106, 130, 131, 140, 182, 196, 212, 245, 260, 262, 265, 364, 371, 455, 490, 524, 530, 637, 655, 689, 742, 910, 917, 980, 1060, 1274, 1310, 1378, 1484, 1703, 1820, 1834, 1855, 2548, 2597, 2620, 2756, 3185, 3406, 3445, 3668, 3710, 4585, 4823, 5194, 6370, 6419, 6812, 6890, 6943, 7420, 8515, 9170, 9646, 10388, 11921, 12740, 12838, 12985, 13780, 13886, 17030, 18340, 19292, 23842, 24115, 25676, 25970, 27772, 32095, 33761, 34060, 34715, 47684, 48230, 48601, 51940, 59605, 64190, 67522, 69430, 83447, 90259, 96460, 97202, 119210, 128380, 135044, 138860, 166894, 168805, 180518, 194404, 238420, 243005, 333788, 337610, 340207, 361036, 417235, 451295, 486010, 631813, 675220, 680414, 834470, 902590, 972020, 1263626, 1360828, 1668940, 1701035, 1805180, 2527252, 3159065, 3402070, 4422691, 6318130, 6804140, 8845382, 12636260, 17690764, 22113455, 44226910, 88453820]

約数ペア:

[(1, 88453820), (2, 44226910), (4, 22113455), (5, 17690764), (7, 12636260), (10, 8845382), (13, 6804140), (14, 6318130), (20, 4422691), (26, 3402070), (28, 3159065), (35, 2527252), (49, 1805180), (52, 1701035), (53, 1668940), (65, 1360828), (70, 1263626), (91, 972020), (98, 902590), (106, 834470), (130, 680414), (131, 675220), (140, 631813), (182, 486010), (196, 451295), (212, 417235), (245, 361036), (260, 340207), (262, 337610), (265, 333788), (364, 243005), (371, 238420), (455, 194404), (490, 180518), (524, 168805), (530, 166894), (637, 138860), (655, 135044), (689, 128380), (742, 119210), (910, 97202), (917, 96460), (980, 90259), (1060, 83447), (1274, 69430), (1310, 67522), (1378, 64190), (1484, 59605), (1703, 51940), (1820, 48601), (1834, 48230), (1855, 47684), (2548, 34715), (2597, 34060), (2620, 33761), (2756, 32095), (3185, 27772), (3406, 25970), (3445, 25676), (3668, 24115), (3710, 23842), (4585, 19292), (4823, 18340), (5194, 17030), (6370, 13886), (6419, 13780), (6812, 12985), (6890, 12838), (6943, 12740), (7420, 11921), (8515, 10388), (9170, 9646)]