9701804980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{75571}}^1$

素因数の和:75725

約数の個数: 72

約数和(自身を含む): 23881356576

約数和(自身を除く): 14179551596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 131, 140, 196, 245, 262, 490, 524, 655, 917, 980, 1310, 1834, 2620, 3668, 4585, 6419, 9170, 12838, 18340, 25676, 32095, 64190, 75571, 128380, 151142, 302284, 377855, 528997, 755710, 1057994, 1511420, 2115988, 2644985, 3702979, 5289970, 7405958, 9899801, 10579940, 14811916, 18514895, 19799602, 37029790, 39599204, 49499005, 69298607, 74059580, 98998010, 138597214, 197996020, 277194428, 346493035, 485090249, 692986070, 970180498, 1385972140, 1940360996, 2425451245, 4850902490, 9701804980]

約数ペア:

[(1, 9701804980), (2, 4850902490), (4, 2425451245), (5, 1940360996), (7, 1385972140), (10, 970180498), (14, 692986070), (20, 485090249), (28, 346493035), (35, 277194428), (49, 197996020), (70, 138597214), (98, 98998010), (131, 74059580), (140, 69298607), (196, 49499005), (245, 39599204), (262, 37029790), (490, 19799602), (524, 18514895), (655, 14811916), (917, 10579940), (980, 9899801), (1310, 7405958), (1834, 5289970), (2620, 3702979), (3668, 2644985), (4585, 2115988), (6419, 1511420), (9170, 1057994), (12838, 755710), (18340, 528997), (25676, 377855), (32095, 302284), (64190, 151142), (75571, 128380)]