49140780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^2$

素因数の和:527

約数の個数: 72

約数和(自身を含む): 148771056

約数和(自身を除く): 99630276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 251, 260, 390, 502, 753, 780, 1004, 1255, 1506, 2510, 3012, 3263, 3765, 5020, 6526, 7530, 9789, 13052, 15060, 16315, 19578, 32630, 39156, 48945, 63001, 65260, 97890, 126002, 189003, 195780, 252004, 315005, 378006, 630010, 756012, 819013, 945015, 1260020, 1638026, 1890030, 2457039, 3276052, 3780060, 4095065, 4914078, 8190130, 9828156, 12285195, 16380260, 24570390, 49140780]

約数ペア:

[(1, 49140780), (2, 24570390), (3, 16380260), (4, 12285195), (5, 9828156), (6, 8190130), (10, 4914078), (12, 4095065), (13, 3780060), (15, 3276052), (20, 2457039), (26, 1890030), (30, 1638026), (39, 1260020), (52, 945015), (60, 819013), (65, 756012), (78, 630010), (130, 378006), (156, 315005), (195, 252004), (251, 195780), (260, 189003), (390, 126002), (502, 97890), (753, 65260), (780, 63001), (1004, 48945), (1255, 39156), (1506, 32630), (2510, 19578), (3012, 16315), (3263, 15060), (3765, 13052), (5020, 9789), (6526, 7530)]