80423940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2131}}^1$

素因数の和:2197

約数の個数: 96

約数和(自身を含む): 244992384

約数和(自身を除く): 164568444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 37, 51, 60, 68, 74, 85, 102, 111, 148, 170, 185, 204, 222, 255, 340, 370, 444, 510, 555, 629, 740, 1020, 1110, 1258, 1887, 2131, 2220, 2516, 3145, 3774, 4262, 6290, 6393, 7548, 8524, 9435, 10655, 12580, 12786, 18870, 21310, 25572, 31965, 36227, 37740, 42620, 63930, 72454, 78847, 108681, 127860, 144908, 157694, 181135, 217362, 236541, 315388, 362270, 394235, 434724, 473082, 543405, 724540, 788470, 946164, 1086810, 1182705, 1340399, 1576940, 2173620, 2365410, 2680798, 4021197, 4730820, 5361596, 6701995, 8042394, 13403990, 16084788, 20105985, 26807980, 40211970, 80423940]

約数ペア:

[(1, 80423940), (2, 40211970), (3, 26807980), (4, 20105985), (5, 16084788), (6, 13403990), (10, 8042394), (12, 6701995), (15, 5361596), (17, 4730820), (20, 4021197), (30, 2680798), (34, 2365410), (37, 2173620), (51, 1576940), (60, 1340399), (68, 1182705), (74, 1086810), (85, 946164), (102, 788470), (111, 724540), (148, 543405), (170, 473082), (185, 434724), (204, 394235), (222, 362270), (255, 315388), (340, 236541), (370, 217362), (444, 181135), (510, 157694), (555, 144908), (629, 127860), (740, 108681), (1020, 78847), (1110, 72454), (1258, 63930), (1887, 42620), (2131, 37740), (2220, 36227), (2516, 31965), (3145, 25572), (3774, 21310), (4262, 18870), (6290, 12786), (6393, 12580), (7548, 10655), (8524, 9435)]