65015820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21247}}^1$

素因数の和:21279

約数の個数: 72

約数和(自身を含む): 208825344

約数和(自身を除く): 143809524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 21247, 42494, 63741, 84988, 106235, 127482, 191223, 212470, 254964, 318705, 361199, 382446, 424940, 637410, 722398, 764892, 956115, 1083597, 1274820, 1444796, 1805995, 1912230, 2167194, 3250791, 3611990, 3824460, 4334388, 5417985, 6501582, 7223980, 10835970, 13003164, 16253955, 21671940, 32507910, 65015820]

約数ペア:

[(1, 65015820), (2, 32507910), (3, 21671940), (4, 16253955), (5, 13003164), (6, 10835970), (9, 7223980), (10, 6501582), (12, 5417985), (15, 4334388), (17, 3824460), (18, 3611990), (20, 3250791), (30, 2167194), (34, 1912230), (36, 1805995), (45, 1444796), (51, 1274820), (60, 1083597), (68, 956115), (85, 764892), (90, 722398), (102, 637410), (153, 424940), (170, 382446), (180, 361199), (204, 318705), (255, 254964), (306, 212470), (340, 191223), (510, 127482), (612, 106235), (765, 84988), (1020, 63741), (1530, 42494), (3060, 21247)]