80730450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:269

約数の個数: 144

約数和(自身を含む): 234768456

約数和(自身を除く): 154038006

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 61, 75, 85, 90, 102, 122, 150, 153, 170, 173, 183, 225, 255, 305, 306, 346, 366, 425, 450, 510, 519, 549, 610, 765, 850, 865, 915, 1037, 1038, 1098, 1275, 1525, 1530, 1557, 1730, 1830, 2074, 2550, 2595, 2745, 2941, 3050, 3111, 3114, 3825, 4325, 4575, 5185, 5190, 5490, 5882, 6222, 7650, 7785, 8650, 8823, 9150, 9333, 10370, 10553, 12975, 13725, 14705, 15555, 15570, 17646, 18666, 21106, 25925, 25950, 26469, 27450, 29410, 31110, 31659, 38925, 44115, 46665, 51850, 52765, 52938, 63318, 73525, 77775, 77850, 88230, 93330, 94977, 105530, 132345, 147050, 155550, 158295, 179401, 189954, 220575, 233325, 263825, 264690, 316590, 358802, 441150, 466650, 474885, 527650, 538203, 661725, 791475, 897005, 949770, 1076406, 1323450, 1582950, 1614609, 1794010, 2374425, 2691015, 3229218, 4485025, 4748850, 5382030, 8073045, 8970050, 13455075, 16146090, 26910150, 40365225, 80730450]

約数ペア:

[(1, 80730450), (2, 40365225), (3, 26910150), (5, 16146090), (6, 13455075), (9, 8970050), (10, 8073045), (15, 5382030), (17, 4748850), (18, 4485025), (25, 3229218), (30, 2691015), (34, 2374425), (45, 1794010), (50, 1614609), (51, 1582950), (61, 1323450), (75, 1076406), (85, 949770), (90, 897005), (102, 791475), (122, 661725), (150, 538203), (153, 527650), (170, 474885), (173, 466650), (183, 441150), (225, 358802), (255, 316590), (305, 264690), (306, 263825), (346, 233325), (366, 220575), (425, 189954), (450, 179401), (510, 158295), (519, 155550), (549, 147050), (610, 132345), (765, 105530), (850, 94977), (865, 93330), (915, 88230), (1037, 77850), (1038, 77775), (1098, 73525), (1275, 63318), (1525, 52938), (1530, 52765), (1557, 51850), (1730, 46665), (1830, 44115), (2074, 38925), (2550, 31659), (2595, 31110), (2745, 29410), (2941, 27450), (3050, 26469), (3111, 25950), (3114, 25925), (3825, 21106), (4325, 18666), (4575, 17646), (5185, 15570), (5190, 15555), (5490, 14705), (5882, 13725), (6222, 12975), (7650, 10553), (7785, 10370), (8650, 9333), (8823, 9150)]